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 - ZAMBALES 2ND DEO Award a ₱4.6M contract to MARKNEST CONSTRUCTION & TRADINGNational agencies
Transaction hash:
a577b95b9e737899256bcd3fb54cd7bc29ec40cec330bb83a3f77d872c53c63e
Status:
Included and unchanged
Block:
#2,336 3,677 blocks after it
Position in block:
Transaction 87 of 127
Award day:
Feb 26, 2015 (11 yrs 8 mo ago)
Value:
₱4,642,874.86
Project:
15CM0003 - Const. of Sitio Mapasig-Pasig FMR
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 #2,336 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 PUBLIC WORKS AND HIGHWAYS - ZAMBALES 2ND DEO awarded it to MARKNEST CONSTRUCTION & TRADING on 2015-02-26.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 a577b95b9e…53c63enow …
- 2. Block Merkle root changedstored a9d03e7b34…49079bnow …
- 3. Block #2336 hash changedstored bf80131c95…032c3enow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 126 records. Each step hashes the current value together with the sibling shown.
- leaf a577b95b9e737899256bcd3fb54cd7bc29ec40cec330bb83a3f77d872c53c63e
- 01 L a3d475644a126f99927c2647a143f0241f3360647b4b74ad2fdd5b8366293f46
- 02 L e97ca54da5e5e541186356ecda3cdbff87bc4712fa275e1667a4cbc0b7bcaa8b
- 03 L 6ed33bb209e68f3cf2cf7086c914688c30b857698b8209d1c19c0c042701f778
- 04 R c4825cee714e17a8e89ab445345f00f79f33c18081b62da49f3eb58cf53afaef
- 05 L 30b7ec90e3e7f9434a9e86c94c34321f2721f2e37b19b5bdcedf4586d31df851
- 06 R b402bcb38797f2ea020e47137a6a4b00b6c73a1c7124dc966dc8b9e4f5a2321c
- 07 L a5244e94066514b3d9f540bd14e4f99cde44e7e874a37d6ec5ce341e158e2fe9
- root a9d03e7b3492334d492a6373130b1e5af57ad8fe67a85676604dd7f7ca49079b