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 PASAY Award a ₱1.5M contract to N.A.P. CONSTRUCTIONCities
Transaction hash:
f178dce7fea04f2e236debffa4c546b2f3012c78a3388514f0148e3ec0dc82ce
Status:
Included and unchanged
Block:
#707 5,306 blocks after it
Position in block:
Transaction 24 of 27
Award day:
Oct 12, 2009 (17 yrs 1 mo ago)
From:
Value:
₱1,498,415.00
Project:
Improvement of Drainage System at Gumamela Street
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 #707 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 PASAY awarded it to N.A.P. CONSTRUCTION on 2009-10-12.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 Pasay City 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 f178dce7fe…dc82cenow …
- 2. Block Merkle root changedstored b53d40cc81…d4676anow …
- 3. Block #707 hash changedstored 0523f9944c…345182now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (5 steps)
How this one record is tied to the block's Merkle root, without needing the other 26 records. Each step hashes the current value together with the sibling shown.
- leaf f178dce7fea04f2e236debffa4c546b2f3012c78a3388514f0148e3ec0dc82ce
- 01 R fa01a99dfa6f1ecc13ca34b29d7f01e69acb19ccdad98235d32c8a39266e2d8f
- 02 R 2781bf66c7819a204e15ea37e9752e9b14b80988950a3aa206d3edcf7c85d427
- 03 R c4f96e98cbe23d41302dc36feedde0e7611969e886616c72d147c707e9ab5e2c
- 04 L 777947f920daee04c7759fc4ac8d6196189440c7be5f3b74a0deba3bde6a4e22
- 05 L 88f2e578e4b2e8a84cfb0b078a965f125445e571851eed22f2cc9def6272281b
- root b53d40cc81703831e740dcf8a149c520b801b85eea96e5b296e03f0453d4676a