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 ₱3.6M contract to WESTERN MINDANAO CONSTRUCTIONCities
Transaction hash:
aba94f6207834aa3c4e6d44c047da726fbb3d8f2c666175cb4ff6389a91284bd
Status:
Included and unchanged
Block:
#5,101 912 blocks after it
Position in block:
Transaction 302 of 451
Award day:
Mar 23, 2023 (3 yrs 7 mo ago)
Value:
₱3,551,053.52
Project:
Rehabilitation of Road at RCDAO, Putik
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 #5,101 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 WESTERN MINDANAO CONSTRUCTION on 2023-03-23.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 aba94f6207…1284bdnow …
- 2. Block Merkle root changedstored 28f1dbcf3d…0d1f31now …
- 3. Block #5101 hash changedstored d14a79c479…d41f27now …
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 aba94f6207834aa3c4e6d44c047da726fbb3d8f2c666175cb4ff6389a91284bd
- 01 R aeb8c5f732d25accb779de749ec340e7cbbd43c936e16fdb782cec8c81785b54
- 02 L 8fac394d8c6027d4ef99f9b66699e307e27880b295fa823c95f0ae292e406fa1
- 03 L a36d95ad5ecb18ee134974ff9e033d335c1f4fddf726fb8c70d84dbdb42efc24
- 04 L 7c0bbe50c22b34e3ff45bd347357f964c93fe3ac6fd6d51373e991ad48548914
- 05 R 3368c46223d92c6aacf57c9ccb2b371c13bba8ecba1271983617e590094ae4ac
- 06 L 8d179a399791ea2d6cfe35a4629d2b6d8f27a4df37d10c8a35f5591f25bb9381
- 07 R 87b25dd4b6510f14ff889c2c8539c872372fd2f649304602a059202b6ae85b58
- 08 R b3133e53a4605b468e84a6dab3b5d289f171fb5c32440fe0fcfc6dd7a86bb002
- 09 L d8a7a0fdff2f3cf18c038e15711bcb35f6a31ec700464b81d3dbaab246b2428c
- root 28f1dbcf3d9f68fbc34b358dae7c61a0be94a2deb38d61d4210e4a70930d1f31