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
CITY OF PARAÑAQUE Award a ₱28.2M contract to PERSAN CONSTRUCTION, INC.Cities
Transaction hash:
6bfe3db032b581ce09ef8037644f6b6e9143b4a4515d9db8587518a0bbea6f02
Status:
Included and unchanged
Block:
#2,143 3,870 blocks after it
Position in block:
Transaction 49 of 121
Award day:
Aug 1, 2014 (12 yrs 3 mo ago)
From:
Value:
₱28,199,663.35
Project:
Construction of Two (2) Storey Barangay Lying-In
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 #2,143 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)CITY OF PARAÑAQUE awarded it to PERSAN CONSTRUCTION, INC. on 2014-08-01.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 City of Parañaque gave a "unmodified" 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 6bfe3db032…ea6f02now …
- 2. Block Merkle root changedstored dc10362ebc…20364bnow …
- 3. Block #2143 hash changedstored 9358cf455a…67d19anow …
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 120 records. Each step hashes the current value together with the sibling shown.
- leaf 6bfe3db032b581ce09ef8037644f6b6e9143b4a4515d9db8587518a0bbea6f02
- 01 L 69a53f431e91210c8eac3d71260362a61dc6da01ed14c7ebe7d5b87ea40fefa3
- 02 R 7a0e82471d68678caeac50a09c3c4fd8119c3befcde6aac286b909e6ab26c375
- 03 R 7e7fc884cebca604c53d26030dbdcd24ed3ec92ba277697af9d983bff0e10cd8
- 04 R 465640d3b6cd32fef1c1db356823ad7956551cd7076a1f878d673f45d2e9f381
- 05 L bb658ac388ae009955ac418b1248a6415740bff3b6647139295360bd6bdbaaaf
- 06 L 953e7d9a5672297502b793b08f9889db1df70a8c49aa35efb7c381e51dd98e24
- 07 R 4903d79d7a12ceef1f7e9d5821cb6ce13e4191606a6cdda47b4ff03e7303a280
- root dc10362ebce4b4e9ecc836e85ca63ff77b3f6a8d94008f4cf662b1efa020364b