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 UNISAN, QUEZON Award a ₱1.1M contract to C.D. VALBUENA CONSTRUCTIONMunicipalities
Transaction hash:
ebfd8b289aecde42485bcdf49a0fd34b3897dbb1f2ab5ce7b7ec6e5a891a9e78
Status:
Included and unchanged
Block:
#1,675 4,338 blocks after it
Position in block:
Transaction 63 of 71
Award day:
Feb 8, 2013 (13 yrs 9 mo ago)
Value:
₱1,095,942.99
Project:
Construction of PUP-Unisan Multi-Purpose Building (Covered Court), Ibabang Kalilayan, Unisan, Quezon
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 #1,675 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 UNISAN, QUEZON awarded it to C.D. VALBUENA CONSTRUCTION on 2013-02-08.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 Unisan gave a "unmodified" 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 ebfd8b289a…1a9e78now …
- 2. Block Merkle root changedstored b392b21fce…81fbebnow …
- 3. Block #1675 hash changedstored 093d7c8b81…318f0enow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 70 records. Each step hashes the current value together with the sibling shown.
- leaf ebfd8b289aecde42485bcdf49a0fd34b3897dbb1f2ab5ce7b7ec6e5a891a9e78
- 01 L e55b2f907ada9ffb9452c5afc6c3cd10176be92f953549ad02437c35c7a6fa0f
- 02 L 5ba63adeff93f4299935d2c1e2c3c6f3a06d4fedda06cd3e1e012633c5540d59
- 03 L 4da506b140cf4c8951346994b537ad48c3a9eb7fccda89f98b7187855da1d691
- 04 L 414a234bb1aae4827c97d6ac5d0e871adb77668a85116541dc22ea1437c356b2
- 05 L 372c766bf41d822869ad7fb6e0606ce1e287a74a7a1fb9ffa6afe7b7d376a91b
- 06 L ba9c2d32fb8cc46e2640a23ff1e0bf7f48a5924517b5cde528ec4126aefc4bce
- 07 R 1b6796bd74dd2aff6b7da683872fbb7b1b376fd1dc7d44b2df3ab495c5d46a3b
- root b392b21fced25d44a7c65ff6f3ed9cdd9ed69dc24b0c2d4ad29e2535c481fbeb