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 ZAMBOANGA, ZAMBOANGA DEL SUR Award a ₱297.7K contract to METROZAMBO CONSTRUCTIONCities
Transaction hash:
74e201ca7da455d07c1293e535a46790cf2ba9a60042a7a6df220ca570d7a28f
Status:
Included and unchanged
Block:
#5,536 477 blocks after it
Position in block:
Transaction 193 of 451
Award day:
Jun 18, 2024 (2 yrs 4 mo ago)
Value:
₱297,684.55
Project:
Concreting of Pathway at Sta. Barbara
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 #5,536 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 ZAMBOANGA, ZAMBOANGA DEL SUR awarded it to METROZAMBO CONSTRUCTION on 2024-06-18.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 Zamboanga gave a "qualified" 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 74e201ca7d…d7a28fnow …
- 2. Block Merkle root changedstored dd5ac94194…038d1bnow …
- 3. Block #5536 hash changedstored dcd010c840…f6f399now …
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 450 records. Each step hashes the current value together with the sibling shown.
- leaf 74e201ca7da455d07c1293e535a46790cf2ba9a60042a7a6df220ca570d7a28f
- 01 L 74359ddeefdbad21dec27d036fdcba88bcc0fa45fea81dfc55492f903a9e784d
- 02 R d64465d50df4902c76385d5dbb484caf8c26eab775050a582d975e1c5d69e477
- 03 R f5522af12b9ce153f19b0f6106b2474ed9ce56ec109001b6bd80544b9826f93f
- 04 R 2e8cee73bf2cacc57f7866cbbd10ccf8e6b8a75481ce945efd1c3860d15f1e68
- 05 R 735775fd6bc24bce24288987602538c94e082e8bb17200c57c826361937ae107
- 06 R 2aea6fd92734c35078f072855ece774ad1a69ac2e8e84ff033e516c72c072faa
- 07 L 68144aa67de4ba81146af22d3a299236c6b82439911b390d49569516b58bcf11
- 08 L 8d5e71b3f9083b6beec059317807b1bca4f52f6bef9ef8f28cdeff4b31181851
- 09 R b60358932c365b31240e21f825269b64fb08cb147f3949dba3e3b18ae0094d0e
- root dd5ac9419485c99c56718e1785faa9747ca7785b0763008a2d0b98e3ca038d1b