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 ₱3.3M contract to DAWING CONSTRUCTIONCities
Transaction hash:
6e92fd56e03ef0e792f2eb50ea8fb34e62a1d4a5edd7cf3eaac45bfa108a04ca
Status:
Included and unchanged
Block:
#408 5,605 blocks after it
Position in block:
Transaction 8 of 20
Award day:
Aug 21, 2008 (18 yrs 2 mo ago)
Value:
₱3,344,548.54
Project:
Concreting of Road / Improvement of Drainage System (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 #408 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 DAWING CONSTRUCTION on 2008-08-21.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 6e92fd56e0…8a04canow …
- 2. Block Merkle root changedstored 24d5901191…48d075now …
- 3. Block #408 hash changedstored 72478c97c4…b1df1enow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (5 steps)
How this one record is tied to the block's Merkle root, without needing the other 19 records. Each step hashes the current value together with the sibling shown.
- leaf 6e92fd56e03ef0e792f2eb50ea8fb34e62a1d4a5edd7cf3eaac45bfa108a04ca
- 01 R 8b4ca3ee22b80836fb7ab5c1fe74fa875f3fe3f5faf289a8fafdf5bf197bf3e3
- 02 R ee663246e8e0993711dbce91267051a27b5bef2838b0494b15711da57c8c3a83
- 03 R 4f5e9da1b70f9b0da932f06951de73b91b04e2c205e8d7f564e75fb8f3435812
- 04 L b3c01fe1ca75159628621511bd614e3f6b95445c71d00812983e1739acebcc42
- 05 R d5cef5c9b9998a50a03d75116f09c16fe1a5a25bb7763ed1712fff1334ac364d
- root 24d590119168cd4834f64d9de90db6b04e322a29be763aaacf4851141948d075