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
PROVINCE OF RIZAL Award a ₱819.0K contract to CSGER CONSTRUCTION CORPORATIONProvinces
Transaction hash:
ded8bb3daa3fceec191bdf28c9b1c4ff012168531255258a07d8653a7fc40cee
Status:
Included and unchanged
Block:
#5,963 50 blocks after it
Position in block:
Transaction 162 of 184
Award day:
Sep 15, 2025 (1 yr 1 mo ago)
From:
Value:
₱819,013.83
Project:
Improvement of Ynares Multi-Purpose Covered Court
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 #5,963 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)PROVINCE OF RIZAL awarded it to CSGER CONSTRUCTION CORPORATION on 2025-09-15.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)COA's CY2024 audit of Rizal gave a "not stated" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 ded8bb3daa…c40ceenow …
- 2. Block Merkle root changedstored a7ffa48da6…80dfa4now …
- 3. Block #5963 hash changedstored 85ee0cf24f…c2d28cnow …
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 183 records. Each step hashes the current value together with the sibling shown.
- leaf ded8bb3daa3fceec191bdf28c9b1c4ff012168531255258a07d8653a7fc40cee
- 01 R e079a17e2f694a2e1cce32deefa06d010d52d5923a86005094ce55b8fc58ca70
- 02 L b80cee29b228d9fc1ce74cf4c9624938e10ea275e198b4c4aa4e3638c296f9c1
- 03 R 731e39158595324fdebd02b5ac689106e1e3327c792b1a4b7e1147b481448b8a
- 04 R a9d946dd3e3892f64479fce88b31891978f96481b016159693e49bb5bf8e5edd
- 05 R 3b5a46ade4969105ebfd4e07326f0b0481ad60d635803123000b4ecb86abce64
- 06 L 8501aec49f1fa376444c2cb3b2186174a1d5cd8c8cd0ff2463d9235838e838bb
- 07 R 09635f8f3e953d1ea1762c556227da3cfe602c7bc7a7ebc78120f0982060d322
- 08 L 3fd477eddc427103b0e1a0093cb65952e5293c13e77469fdb5d3bb50237bfe18
- root a7ffa48da619580ca0c3ca191d89e79ea035c3c0eff83ac09c525f7f9280dfa4