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 LAOAG, ILOCOS NORTE Award a ₱494.5K contract to JOZEN BUILDERS AND CONSTRUCTION SUPPLY CORPORATIONCities
Transaction hash:
6eeccb02402fd07d320fa11fb75dc273a728476d6d4b152296fa8175b779924d
Status:
Included and unchanged
Block:
#5,869 144 blocks after it
Position in block:
Transaction 419 of 973
Award day:
Jun 3, 2025 (1 yr 5 mo ago)
Value:
₱494,500.00
Project:
Improvement of 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 #5,869 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 LAOAG, ILOCOS NORTE awarded it to JOZEN BUILDERS AND CONSTRUCTION SUPPLY CORPORATION on 2025-06-03.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 Laoag 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 6eeccb0240…79924dnow …
- 2. Block Merkle root changedstored 495eef2d88…ecc4ffnow …
- 3. Block #5869 hash changedstored bfd37c9c64…e46defnow …
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 972 records. Each step hashes the current value together with the sibling shown.
- leaf 6eeccb02402fd07d320fa11fb75dc273a728476d6d4b152296fa8175b779924d
- 01 L 6ed567b839045a89abd70f47b73fd4b261ef72100985d831fa1b21d34e0cf2bd
- 02 L 4aeb01f268ffc1d766efc43b24ecbdbfed3f1a74a0846983720318ba092b5ceb
- 03 R ca8967b0bc0ac33ee08a8b217cdc13c683953bbac711c6ecd03003a2c7fd79e4
- 04 R 13f856a456fa38fcfc99ccdb8cdf1a4942cc749753c57fa4f87578a7a65aef21
- 05 R 28a4b7218ab6861d0e33e68dabda6195140e472e1e3bc6528098397dc52fecc5
- 06 L 32c7fc9126e14d263701e1f11d586bc353d7d3f5756a233b779186191587114f
- 07 R debd26af99e350dd56ee6506b585494ff1bc1c4030698ae4ab29c03b26447bfd
- 08 L 6a93d483ee9bc9334885b859648d3678d03d191a89a9f4cf67d6bcb003aac489
- 09 L ed566018c59b83f8a51d1466c5010964f1534135e66c365aceb2de1ba45b4274
- 10 R 12c9b2acdb85ca601d68ef6523303a47df0a5fb955c79f4d3d54027629af3fe6
- root 495eef2d884fd5bcf9046944b441a9cd744dc7ba353424443dd5074746ecc4ff