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
CITY OF LIGAO, ALBAY Award a ₱5.9M contract to ACM CONSTRUCTION AND SUPPLYCities
Transaction hash:
9faf4657a67fed1cefad96e5933100cfb54b62cec9e047e655e07b0cb11da611
Status:
Included and unchanged
Block:
#5,775 238 blocks after it
Position in block:
Transaction 620 of 1,012
Award day:
Feb 17, 2025 (1 yr 8 mo ago)
From:
Value:
₱5,863,953.00
Project:
Construction of 2-Storey MP-Bldg. Malama ES
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 #5,775 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)CITY OF LIGAO, ALBAY awarded it to ACM CONSTRUCTION AND SUPPLY on 2025-02-17.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 City of Ligao 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 9faf4657a6…1da611now …
- 2. Block Merkle root changedstored b07528bd2b…46a473now …
- 3. Block #5775 hash changedstored ee8d08f69c…f7df53now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 1,011 records. Each step hashes the current value together with the sibling shown.
- leaf 9faf4657a67fed1cefad96e5933100cfb54b62cec9e047e655e07b0cb11da611
- 01 R 9ff248092ade3b2fabcee29bc3b99eb7a076f95973f0c10171b84b4cb4a173b0
- 02 R b641942145ae3b49ac5b18f2bae557578fea504f848c6503e8bd8726fdb85981
- 03 L e28508d160bd470947c0153c775bbff4e110e6d575fcf53e07c49b27d541a4a7
- 04 L 64c49b049a468910f04cb784ddcd7cef82323202e27ae649fff5a0c58677b990
- 05 R 8b35a5b8fc954a8d110af6467ccfcb61a73f83f1540451c967cd92138814f58a
- 06 L 2c00be87d1eeefd124729627e796cc90ccf5330e2602eec2338ce333582eeffb
- 07 L e384f2bba68afd3c30407db68a48661328beec016e2a3ae4edff1f62f68b3277
- 08 R e66c36cdf0be8350b8101af2472645841a203d4aa0bea5b337df848dd2d0485e
- 09 R 338cc25a6516c2171176610a72bf6d12d2959b562aee739613dacef77cbb412e
- 10 L 43e5663bec32e0fe0f1e0879eaa098c51232f50f2242455cae5c61322d0b2e80
- root b07528bd2bbebdc2d851a575a1259dd627dbf93d0ca6aeaa59766d9a5146a473