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
MUNICIPALITY OF OPOL, MISAMIS ORIENTAL Award a ₱4.0M contract to SISBRO CONSTRUCTION CORPORATIONMunicipalities
Transaction hash:
87dcb9228208ed01acb17e09f5e1fcdd568c82c5e908f7849ee1362812737f3e
Status:
Included and unchanged
Block:
#5,930 83 blocks after it
Position in block:
Transaction 151 of 303
Award day:
Aug 7, 2025 (1 yr 3 mo ago)
Value:
₱4,025,208.61
Project:
Local Access Road with Drainage
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 #5,930 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)MUNICIPALITY OF OPOL, MISAMIS ORIENTAL awarded it to SISBRO CONSTRUCTION CORPORATION on 2025-08-07.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)COA's CY2024 audit of Opol gave a "qualified" 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 87dcb92282…737f3enow …
- 2. Block Merkle root changedstored 3b5927cd50…d95e16now …
- 3. Block #5930 hash changedstored c05a25e6a3…76db16now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 302 records. Each step hashes the current value together with the sibling shown.
- leaf 87dcb9228208ed01acb17e09f5e1fcdd568c82c5e908f7849ee1362812737f3e
- 01 L 867f3b36552c524a8f426a2fa3384a30cbb39f7c62588b786ead25408ea831be
- 02 L c7858025cfb79a937e5f24bc9003c3cba1ebc91e1ac9f8ba6008a5b99b6c1718
- 03 L 8bfe0f986b69c55e21f3b43a6f7313be999bec066b9e74904e65423473e2ccd7
- 04 R dc8a204ce3642a7b2305dfcd15622b11a6d297573f99bd97fed896412b180549
- 05 L 84995a3dab2e5512095e99bebdef96d2fdfb1478999ace313b9627d98b74934b
- 06 R fbd8595b3220b5183a3ebb6a0d08aa05d1ca7bbbb734e2299be17099a7229d3d
- 07 R da5af25d5412b2f30e1bb7b700107116d5646e4864679b900efbbef60ecd6d0b
- 08 L 79b7e938417b21c23fe34bc4f7a54bea7e2c7d68c5763e0b730317f59f7c8004
- 09 R 5826c70c841631f90c715642bfa997cf4f7eb10b1fe834d1a093b9f6a88ccf73
- root 3b5927cd506dbce4fb079003704af85214321b334aff6cba0591670cbed95e16