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
PROVINCE OF TARLAC Award a ₱2.6M contract to TARLAC 3G CONSTRUCTION AND DEVELOPMENT CORPORATIONProvinces
Transaction hash:
95dee22c51333ae95f4fcaab1c6c5b4013c4d2a5d2748b4702227ff8f6b2911e
Status:
Included and unchanged
Block:
#3,503 2,510 blocks after it
Position in block:
Transaction 224 of 367
Award day:
Aug 13, 2018 (8 yrs 3 mo ago)
From:
Value:
₱2,612,900.00
Project:
Concreting of Farm to Market Road
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 #3,503 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)PROVINCE OF TARLAC awarded it to TARLAC 3G CONSTRUCTION AND DEVELOPMENT CORPORATION on 2018-08-13.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 Tarlac 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 95dee22c51…b2911enow …
- 2. Block Merkle root changedstored f039b694a2…e65cffnow …
- 3. Block #3503 hash changedstored d72713eb7b…e74231now …
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 366 records. Each step hashes the current value together with the sibling shown.
- leaf 95dee22c51333ae95f4fcaab1c6c5b4013c4d2a5d2748b4702227ff8f6b2911e
- 01 R 96c5b0b78fcf33da702761eeba6e4f3ba6e90825a39369a5c42ad568288f14ea
- 02 R 138612db526fe5c408d9ffaffcc8fb089b821811a761fe3eebd1041c18e52021
- 03 R 243196d086f4db80ecd657a0c6fd0ffd746ffd76a62a7934c0f6351b9ae6edcc
- 04 R eaddfe21041677b0e1882bf48d8a9b28413d6c1097f7c72030cc0d034760e29f
- 05 R 6b1e27dd25337154b7d6ab107e22b8abdffb77955690c9f0ef1ee3f9fd5fd107
- 06 L 8914d652da6a59752a33b2d9df6c867fe40471527b432e0222d126ee983b6493
- 07 L 803723d8d117e50d89439f4db2f800b571563e4515ae5979ff69798c743c08a0
- 08 L 5e428e4ad8ae222eabff3a2fae346ee78bd747d94aa85b430364cb6b75e75922
- 09 R 7d20e45e97ed7518bd069d2b9f936674fc153ee4bb1d508b4c52e1fac73c0568
- root f039b694a2e26beab1d70b74fe81d757f7c71bc8cd8f65df3a841373cfe65cff