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 - ALBAY 1ST DEO Award a ₱25.9M contract to 8AR CONSTRUCTION AND DEVELOPMENT CORPORATIONNational agencies
Transaction hash:
f65d29df393aeb4dbf250d1dcfc502fcb28ce402724b737bb3eb181fbf025772
Status:
Included and unchanged
Block:
#4,292 1,721 blocks after it
Position in block:
Transaction 302 of 317
Award day:
Nov 27, 2020 (5 yrs 11 mo ago)
Value:
₱25,876,278.08
Project:
Contract ID No. 20FA0082
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 #4,292 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 2020 LP", i.e. the FY2020 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 - ALBAY 1ST DEO awarded it to 8AR CONSTRUCTION AND DEVELOPMENT CORPORATION on 2020-11-27.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20FA0082: 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 2021-06-21). 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 f65d29df39…025772now …
- 2. Block Merkle root changedstored 2f7dbd1892…c1ab47now …
- 3. Block #4292 hash changedstored 41d023c24b…b7ea3fnow …
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 316 records. Each step hashes the current value together with the sibling shown.
- leaf f65d29df393aeb4dbf250d1dcfc502fcb28ce402724b737bb3eb181fbf025772
- 01 R f6a9dd8e3e118bb8f4485f8dfd13bca75cca7029aa6678223f2716644157f281
- 02 L dcbc2af8845c37833ce8d7cb7f6b24c128b045dbfb6ec69904ebd7291ad45737
- 03 L 57ac2ad6d542e606263996901d4617cf615e4a95dc3032adeed3dc859be35556
- 04 L 24d89700f89b3c8eb523ee99626ffcbcd18386c0f7e5cd0ae5e44807820c49cd
- 05 R f88b85a95157ab7a4e4a03eb0b1f43d1ac3002875b1b14839e29594067594f53
- 06 L 756cd19daf1c443a338dccdbfeb50c1576e81c436be7710eaaf10e3f3273ad55
- 07 R cdfa5e29b75ce77864773c49e10801075f2231e9f22e4775132c512b920bdba2
- 08 R 7304e47c27f97ceb7a5b1cdd5b36719f76c31f5171543ab8dcda010aa3594afe
- 09 L d23347d4b98d016158732d56ca01acf2ddc443ce91633e3c25d5bb9029cddbb0
- root 2f7dbd189227f773547b4df221f16e7265810e636af6e1de385e414a79c1ab47