DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works
Transaction details
APITransaction action
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - DAVAO DEL SUR DIST Award a ₱4.9M contract to R2J2 BUILDERS CORPORATIONNational agencies
Transaction hash:
cf2d99a67efd5a7266e0c3ebf545cf034756c72a0eb2c6ea63d860a12ad471a2
Status:
Included and unchanged
Block:
#5,799 214 blocks after it
Position in block:
Transaction 1,065 of 1,308
Award day:
Mar 13, 2025 (1 yr 8 mo ago)
Value:
₱4,920,135.78
Project:
24LD0112-NOA, NTP & Contract
Full record:
Accountability
Bill Sec. 3 and 19Responsible agency:
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #5,799 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)DPWH lists the funding source as "Regular Infra - GAA 2025 SSP", i.e. the FY2025 GAA. The exact UACS line is not given.Partly
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - DAVAO DEL SUR DIST awarded it to R2J2 BUILDERS CORPORATION on 2025-03-13.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 25LD0112: Completed, 100% physical progress.Found
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)DPWH marks the contract "Completed" (end 2025-06-21). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 partly. Under CADENA every step would be published within 7 working days and linked to this record.
Tamper test: try changing this record
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored cf2d99a67e…d471a2now …
- 2. Block Merkle root changedstored 32976f43d5…bd9f32now …
- 3. Block #5799 hash changedstored c1f58e8366…1eb2e1now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (11 steps)
How this one record is tied to the block's Merkle root, without needing the other 1,307 records. Each step hashes the current value together with the sibling shown.
- leaf cf2d99a67efd5a7266e0c3ebf545cf034756c72a0eb2c6ea63d860a12ad471a2
- 01 L cf13f9a9b59c6083f3a8f61cf2705ce6ed0833c8603990a45d619e84ffaef3ea
- 02 R 2fce43f51c595bcd593234addfeca60b4f578c58c91b6eaf4c3100e5214a16f2
- 03 R b5dffbc9c8f3e92cbf396c744d0fe1d81375898a96eeb0c3dd42b0a216a694a8
- 04 L 1a488bbf211633d04e59c0038ac2530ba6fe3a69bf4ecd06658d49f268528287
- 05 R d86fbafc61d49699e46cd05bba4e4e860cb26edeb5e85b81d95424f37a6bdd04
- 06 L 6485ec9bc1192d6d5b8127b097ef3344e71fa36e494fd7ea2adf706327419966
- 07 R 863dd314fefe5d6a2753c5c53f9f671877bb7aa94768d8cddddb81902a770ef7
- 08 R fdaf76e22d81344aaeea178b679fcc98ff7de8382eab85d2ec432e9690b009c9
- 09 R 2cc2eda30e04d672b7c87e04829ea9aa814ca2aab2fa7d1a35c742738ad302be
- 10 R 16a9d59866097f03a606630b63ef1e3e273e166337c1622b450ce8b36eb36478
- 11 L 79eb97d8ab979df7f0da953eca713723414e454717c8c8df5e03d0e19b547540
- root 32976f43d537ee94c5f0a62ff43aef274595e5c6ecd09fca4da5e3f5c0bd9f32