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 - NEGROS ORIENTAL 1S Award a ₱4.9M contract to R & W CONSTRUCTIONNational agencies
Transaction hash:
db02eec0b6c84aebbfa40bfcfc544e40ef02364cb585762c85e2be9f7a557fb8
Status:
Included and unchanged
Block:
#5,995 18 blocks after it
Position in block:
Transaction 198 of 225
Award day:
Nov 7, 2025 (1 yr ago)
Value:
₱4,935,999.69
Project:
Construction Project
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 #5,995 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)The award does not say which budget line pays for it.Not published
- 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 - NEGROS ORIENTAL 1S awarded it to R & W CONSTRUCTION on 2025-11-07.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 db02eec0b6…557fb8now …
- 2. Block Merkle root changedstored 90e9bc6cf4…b3e4e6now …
- 3. Block #5995 hash changedstored 4690616f06…880bd7now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 224 records. Each step hashes the current value together with the sibling shown.
- leaf db02eec0b6c84aebbfa40bfcfc544e40ef02364cb585762c85e2be9f7a557fb8
- 01 R dfd17e359027b99a66982e9764b63049f447a4d16657afed5bfb34ac370153ef
- 02 L 444edf298c711e04aac02da476044e290f5cf5ab5a6578a8a6b6fb83d0af6e9e
- 03 L 4ed0c55356447f4c47decc25c61855a269595f2bf3b626db597de4d40c109009
- 04 R 5084ddc0dda9ae3ab9634943b88607f56883c05450a24ab4ef15c8b547903100
- 05 R 25f54f40d3e6fdf327aa8f1bd19155dd5122fea3906342bea3a0642a4e97b632
- 06 R 6d9a5c897855bc5b8a9abc90f8d5428acf01553e2b3b26e25945f268ab2dcee4
- 07 L 3955b1bafe0392ea38ef9bcd8e97abf2cedc1a70a5cc23806a3e8ac6ecbc63be
- 08 L 28e535945deb91c305701b16d1fc8449db8a06948e9f59b46aaf88312017d93f
- root 90e9bc6cf43a5ed66c9a4b50f47895768eb9b844fb5c085ac5eb232431b3e4e6