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 EDUCATION - DIVISION OF SURIGAO CITY Award a ₱2.6M contract to PAROPA CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
ccf45dab22dd84634c19254558e68bb6f82d41f04ce1836669548e1770e0d99c
Status:
Included and unchanged
Block:
#4,800 1,213 blocks after it
Position in block:
Transaction 254 of 325
Award day:
May 13, 2022 (4 yrs 6 mo ago)
Value:
₱2,563,752.69
Project:
REPAIR AND REHABILITATION OF BUILDINGS
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 #4,800 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)DEPARTMENT OF EDUCATION - DIVISION OF SURIGAO CITY awarded it to PAROPA CONSTRUCTION AND SUPPLY on 2022-05-13.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)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 ccf45dab22…e0d99cnow …
- 2. Block Merkle root changedstored e8e89195f7…5e8ff4now …
- 3. Block #4800 hash changedstored 74703e64c0…ecb338now …
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 324 records. Each step hashes the current value together with the sibling shown.
- leaf ccf45dab22dd84634c19254558e68bb6f82d41f04ce1836669548e1770e0d99c
- 01 R ce09523260cebde9376f5743352a9dd6e1c682e63554626b8fdf4a12b5f934d4
- 02 L 9e48ad5e7d9c83063a58ea61b43770632995c893d7f8f82c5fe0e8a322641532
- 03 L 80c2a0672fea9ddc2c6b6ce8da8951fcbde14e591aba69f53574ce2591632e72
- 04 L 08d3beeabe988d84716338b712470bb4fc4cbaf6b23e7c5d9bd3ee32193137af
- 05 L 5ee95cad133dd3e7a7570c501d9067a8560637c4f9fc8ccc5e73433766bb29e9
- 06 L c5df90eb704a525562905f9245a8a670a7523dd24c813480fc0a594d1012243e
- 07 L ccc258961305eddbf524ad47c0b73d872c429c9648098aded12f338d063433ec
- 08 L dff2bf8fc39a25e44ddc17afd6cd6dcc25f82d14a87a6b9087cdd742a8e5f92d
- 09 R 31bf4ebc743b44983338f67cffa0297cbbebb4e81e57bf58eeff68ca6f324779
- root e8e89195f7cad0ae904302fe7b187e218578406f76ae7f9a30ac96a3a15e8ff4