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 ₱498.9K contract to FJ CONSTRUCTION & ENTERPRISESCities
Transaction hash:
db3eb590a5daffbd9171eb46b7409a08e225234207cddaa73a3d3a8e93d63a97
Status:
Included and unchanged
Block:
#769 5,244 blocks after it
Position in block:
Transaction 13 of 16
Award day:
Jan 5, 2010 (16 yrs 10 mo ago)
Value:
₱498,903.33
Project:
Construction of Mini Wharf at Pasilmanta
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 #769 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 FJ CONSTRUCTION & ENTERPRISES on 2010-01-05.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 db3eb590a5…d63a97now …
- 2. Block Merkle root changedstored b1f0e5a183…b7abc1now …
- 3. Block #769 hash changedstored 1c5a02fed2…5d1dc6now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (4 steps)
How this one record is tied to the block's Merkle root, without needing the other 15 records. Each step hashes the current value together with the sibling shown.
- leaf db3eb590a5daffbd9171eb46b7409a08e225234207cddaa73a3d3a8e93d63a97
- 01 L d7947e16b295ed0f8d518ed5d4059f066228f4c24dafcadd68b75257a9c3f9c8
- 02 R 047f41cd7959f7723d50c223c26123015d1f4f41e29f104bf3ed85ec6624bb7a
- 03 L 35f92ed77e69a26446bcf5cbab8d798b4e50f911dd631ce9403c5badf966ab89
- 04 L 41134bf2f42a0f2c954169e329f3103b78a716d4ddb805688816127e713da7d2
- root b1f0e5a183f05b163188ead65584fd1676fd6f849870325d598361fea3b7abc1