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
PROVINCE OF ZAMBOANGA DEL NORTE Award a ₱11.9M contract to A.I. YU BUILDERS & ENTERPRISESProvinces
Transaction hash:
bfe47a727aee36e710b2c4dfb9284c373d728e85ec3f10a7ad365cc559c846d3
Status:
Included and unchanged
Block:
#4,476 1,537 blocks after it
Position in block:
Transaction 185 of 245
Award day:
Jun 11, 2021 (5 yrs 5 mo ago)
Value:
₱11,895,543.10
Project:
Construction Projects
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 #4,476 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)PROVINCE OF ZAMBOANGA DEL NORTE awarded it to A.I. YU BUILDERS & ENTERPRISES on 2021-06-11.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 Zamboanga del Norte 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 bfe47a727a…c846d3now …
- 2. Block Merkle root changedstored a69d4f5048…365b29now …
- 3. Block #4476 hash changedstored fac9c4089d…bb03e7now …
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 244 records. Each step hashes the current value together with the sibling shown.
- leaf bfe47a727aee36e710b2c4dfb9284c373d728e85ec3f10a7ad365cc559c846d3
- 01 L bf5636999f0552afcc98a3bada22dd7770c2eb5308ebc712a7fd01d6447732ef
- 02 R 47f163d65da5db723e387ad3cc427f530f15b13d0b7f6303989c299dd068750a
- 03 R 34d584c977683ebe2bc7748a2fb3d96f085e8c20e18d8903880f763759e3004d
- 04 L 0af2dc68123076d0136c65a2fcec2121552c2b8dcbb639519235f43f0f37afa0
- 05 L 5c424dc6f506aa02585dfc58c1006497740b23d9a518240082c7fd030b7c1132
- 06 L 4b011b1821046d90c35e561398e916cbc810c0d66ede31a9d1c199053de97c7f
- 07 R 300f1e1aa6bc3449b8a28a671c11a414fc084fb856aabeb5cb0288ac1faf7010
- 08 L 20269f75bfb302577148703512fce38c471467e27a991969a8b2fc85d71d2734
- root a69d4f5048c2ba8965e04f71bc11f4b6d9f16e99491e534d404c9241ad365b29