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 ₱4.0M contract to HLNS CONSTRUCTIONCities
Transaction hash:
ffc238cf10643ada9e99f4c12401d5da02ad5fcda2a7d81c986d78b43698a55d
Status:
Included and unchanged
Block:
#5,092 921 blocks after it
Position in block:
Transaction 548 of 549
Award day:
Mar 13, 2023 (3 yrs 8 mo ago)
Value:
₱3,997,337.61
Project:
Construction of Fence at Colegio De La Ciudad De Z
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 #5,092 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 HLNS CONSTRUCTION on 2023-03-13.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 ffc238cf10…98a55dnow …
- 2. Block Merkle root changedstored ac2f5120e7…af457fnow …
- 3. Block #5092 hash changedstored 0dd9886ac3…f8a15enow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 548 records. Each step hashes the current value together with the sibling shown.
- leaf ffc238cf10643ada9e99f4c12401d5da02ad5fcda2a7d81c986d78b43698a55d
- 01 R ffc238cf10643ada9e99f4c12401d5da02ad5fcda2a7d81c986d78b43698a55d
- 02 R 9682721ae056ae2454a8c32b42ce4ffaa9df9f74551812441186a4c048f25b7d
- 03 L 1bf516805dd7fd644118b681da092b70089b20eb2c77b73f3b3b1654fef4f883
- 04 R 5941623415f2c6836ac1d5df9f1fbfbea8e4ace87f3839d7d0d3ef8e740610e6
- 05 R f23cccd941e60cd5dfb395cee23a55602368a55e139ab777a36e5e88bde2a707
- 06 L e09d2a0a3b5074ea0025453739f3cc595c20ff88758283490c4cf50d670f1738
- 07 R 5b90d46b75fe9d21de9e7538399d62caa79dc02d2937e0d76eabc15ddf064891
- 08 R 263ccaf3e8f7cc78d4ed5e07b722faa344b32ed2a53245a3f6a4b0ca7ae0ba1e
- 09 R ecf60117bd211fbad5112c00af4b63fd19aba11d938b41d2aebab7f507723c3a
- 10 L 2c9e4f1cc5f27ef090e049cd20669e163d8dd27394f0382caae5229f8689324b
- root ac2f5120e7dcbfe840c6b52fdd377d04389c561d40ac2cd36e27b88852af457f