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 ₱1.5M contract to STEEL-RICH CONSTRUCTIONCities
Transaction hash:
d5f1cc18bb8950d7df8dcbaf4f55b53733b0f2965561aafc45bb44b1ea458c26
Status:
Included and unchanged
Block:
#2,489 3,524 blocks after it
Position in block:
Transaction 129 of 148
Award day:
Aug 13, 2015 (11 yrs 3 mo ago)
Value:
₱1,492,641.38
Project:
Construction of Slope Protection (Cluster)
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 #2,489 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 STEEL-RICH CONSTRUCTION on 2015-08-13.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)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 d5f1cc18bb…458c26now …
- 2. Block Merkle root changedstored 2be4191b7d…4de0canow …
- 3. Block #2489 hash changedstored eecf152969…166b88now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 147 records. Each step hashes the current value together with the sibling shown.
- leaf d5f1cc18bb8950d7df8dcbaf4f55b53733b0f2965561aafc45bb44b1ea458c26
- 01 L d3d5338efbea04daaf41994d4d188151bf5b6757d45a4ad44f0cace83e5f1836
- 02 R eada20fe8c9e56267b86f885110b6592c651389494cf6b6cba26f985149102d4
- 03 R 6d79bb7a9e097e6bdcae1e2dae5a9a4792785324bc7e0330f07a1a0d3d6658d1
- 04 R 58126c2466594bdd6a3d26849644a40c60f339d576e663258a61d4289e3e4f2c
- 05 R b63a7d763e9803aeb86d080687291162fdcb05e1cbec4c8f25a7bfc8d90e973d
- 06 R cf6ceb6d4d92852fd3c58c0ec69a3e1ef25c860dff02d95fd12bbf5965e84e49
- 07 R c4c6993e23d1ac591f061f430d81ce394b51b7c840719b7adf4c66c0bbcd1bfe
- 08 L 111abd9ccd3c1ce204f72bc4f40f08e8971ad5d3c243123741dcb32c67f01a7b
- root 2be4191b7da6cc6cd5c6853fbb4528094d05bd1a37c45f3b10d304eefe4de0ca