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 - REGION I Award a ₱97.0M contract to R.D. TALENS CONSTRUCTION AND TRADINGNational agencies
Transaction hash:
8564a5e8e45ebfc22a9e64998d250eb35768f25a62caab508e37dcb68512a8ea
Status:
Included and unchanged
Block:
#5,490 523 blocks after it
Position in block:
Transaction 247 of 479
Award day:
May 2, 2024 (2 yrs 6 mo ago)
Value:
₱97,027,376.07
Project:
24A00500
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 #5,490 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 "Regular Infra - GAA 2024 SSP", i.e. the FY2024 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 - REGION I awarded it to R.D. TALENS CONSTRUCTION AND TRADING on 2024-05-02.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 24A00500: On-Going, 24.93% 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 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 8564a5e8e4…12a8eanow …
- 2. Block Merkle root changedstored e7804dcf7a…361e3anow …
- 3. Block #5490 hash changedstored 9fd2d052ea…5714b8now …
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 478 records. Each step hashes the current value together with the sibling shown.
- leaf 8564a5e8e45ebfc22a9e64998d250eb35768f25a62caab508e37dcb68512a8ea
- 01 L 84f6e2ed4242bfb04e94ae074a060ea11987d7ad30fade270724fdff99c62f31
- 02 L d4242ae52af3ac6cc7078a12bd34cd99fb02259289183588dc202cbbaf5b8df5
- 03 L 3db2e20ed5b77db9cd731f4bb5ec57f1607e1afc3de83c0a811e4abfc67a2bcc
- 04 R f440450a33b09d84b61b49a16ce13cdf2408fe60c5f6b9a69e00d21f188d165d
- 05 L e7585eb27115b2b274c2326ae3050f7e658c60972bb2fec6b5286db2526b603c
- 06 L 6eb0a3470e55a9f28da23151595dbeca058dab3281af2b982a4d0fbd857857d2
- 07 L f91afb808303c0451c118a7593b99104e995ed614d97f5a0f165a62f67cb5c2c
- 08 L cb8acd2768a2d135823d5a1af2a7b2cf5b9083329cd628fc9652ca46900418c4
- 09 R 2c445a692eefe58b0758ef186472a53aa4afa50e08ebe37628331ea8ca57a08e
- root e7804dcf7aae1c6256cdd2db768a6281ec1b07be3371436d37d455247f361e3a