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
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LOWER KALINGA DEO Award a ₱11.9M contract to JBC BUILDERSNational agencies
Transaction hash:
ef9d49d770cd16cb666386664bd19da90270cf222d610c1ed4d1f6d920c98d8a
Status:
Included and unchanged
Block:
#4,799 1,214 blocks after it
Position in block:
Transaction 499 of 532
Award day:
May 12, 2022 (4 yrs 6 mo ago)
To:
Value:
₱11,850,850.91
Project:
22PL0063
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 #4,799 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)DPWH lists the funding source as "Outside Infra - GAA 2022 DA FMR", i.e. the FY2022 GAA. The exact UACS line is not given.Partly
- 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LOWER KALINGA DEO awarded it to JBC BUILDERS on 2022-05-12.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22PL0063: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2023-08-14). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 ef9d49d770…c98d8anow …
- 2. Block Merkle root changedstored 870e89453b…dc1895now …
- 3. Block #4799 hash changedstored affc573411…273107now …
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 531 records. Each step hashes the current value together with the sibling shown.
- leaf ef9d49d770cd16cb666386664bd19da90270cf222d610c1ed4d1f6d920c98d8a
- 01 L ef787fac25f5d5360a50be7bd42442a5885c3f12647d4507b68629685088e3be
- 02 L a6388b8d31213c34c852bc07ed99f08f6307be4fd8af2cb06c5e1d98f251d6f2
- 03 R 0eb2c351610b9e2bf8ec5ec69c031a3c33147d0101dfae2c2a5dd5080bbd4b03
- 04 R a027f0b4d68229cb038d16ff2841ef23deabcd11c0078218b518e409209c78dd
- 05 L 47d580dde3b79c4a67204e478997c689b458c17cf8f3a8ecd42246e6c1c462fa
- 06 L 7b9a9328edb32aa1bf9a95a95bb74aecf0e5a6de83ef97ae54252c5c3876f543
- 07 L 318f21ee5a9d35896244b6cb8f2a941f4bc5d33fb45be32c01e51059ac5b8138
- 08 L 5978a52d18e204ff1a715e521ca1b8a6c419c85798486a8948db4271bb633201
- 09 L 229067706c8192821c5f61c1290bd8b4ca89f042433e2ea22db50532804ada03
- 10 R e8768d757dfe55b84f15db9a0ede619a489bd712ea43c8262f57dd3c000b5dd5
- root 870e89453bf95e13acce1d7c7cd905bd03c0dbe6eb1e2c014d1145a48ddc1895