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 ₱2.0M contract to GHR CONSTRUCTIONCities
Transaction hash:
8a01a98d9be8182252a02e45c9005b358e1a35f913c21c2dc9a8b159eec4652d
Status:
Included and unchanged
Block:
#2,309 3,704 blocks after it
Position in block:
Transaction 102 of 199
Award day:
Jan 29, 2015 (11 yrs 9 mo ago)
Value:
₱1,997,459.29
Project:
Installation of Streetlights at Capisan
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 #2,309 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 GHR CONSTRUCTION on 2015-01-29.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 8a01a98d9b…c4652dnow …
- 2. Block Merkle root changedstored 598b226bfb…3437ebnow …
- 3. Block #2309 hash changedstored 847d438312…069d52now …
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 198 records. Each step hashes the current value together with the sibling shown.
- leaf 8a01a98d9be8182252a02e45c9005b358e1a35f913c21c2dc9a8b159eec4652d
- 01 R 8cbe8d602c6eb3d4248fad79887438438c30eb175f4ec19f5eb41eb08fef13a9
- 02 L 5ad88e73562a4a73e05f8b8c03a59cfcd6427fa4c0edbafab253f3094d73b6d9
- 03 L f735e25d5dc809785e40accf58a52836fc4064ab3d7d80332df45757b6c09f23
- 04 R eb51ac135f4411435ef641feec9f86ce5c0a219d3d7025a89aba861812dd7828
- 05 R f31e0f88b71059b7b528542d48081a15bf3d67dee1aa89d68ffc020ccbf8909d
- 06 L 3e2317b219aebe3829495bf03bd7fd4726d971609c8e2432da1b42e7efe4d542
- 07 L 3d7a21ad932c25adf454c1a79aee3efb3f39ef8b7c715c1b4d29e6346e7a22ce
- 08 R 1465cca684e30bb63b45e61421dcd2d9e93c407cbde415c6fe45c52f52460dde
- root 598b226bfb8a754608a67664dc52a2d11b186d8885bafe2bf9a0977a923437eb