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
MUNICIPALITY OF LAPUYAN, ZAMBOANGA DEL SUR Award a ₱5.2M contract to GAF TRADING & CONSTRUCTIONMunicipalities
Transaction hash:
2a693204eebba66749a7efd2775c5057fd74fb21e177fdfc59726c8894754255
Status:
Included and unchanged
Block:
#4,367 1,646 blocks after it
Position in block:
Transaction 77 of 404
Award day:
Feb 18, 2021 (5 yrs 8 mo ago)
Value:
₱5,236,776.70
Project:
UPGRADING OF COMMERCIAL BUILDING (PB-LAP-2021-001)
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 #4,367 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)MUNICIPALITY OF LAPUYAN, ZAMBOANGA DEL SUR awarded it to GAF TRADING & CONSTRUCTION on 2021-02-18.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 Lapuyan 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 2a693204ee…754255now …
- 2. Block Merkle root changedstored 5ac1559693…9effbdnow …
- 3. Block #4367 hash changedstored 9f47d49ab8…c0c35cnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 403 records. Each step hashes the current value together with the sibling shown.
- leaf 2a693204eebba66749a7efd2775c5057fd74fb21e177fdfc59726c8894754255
- 01 L 29ffec14cab3d140bb6835bec7024a32fd42ea208e7b0cbcc49833cd80244dc4
- 02 R 44b905e4b4e947df618ad01bec0db66cb34692ca10aaf86459ced5b05a75639f
- 03 L 6e52835a3675834af254ff2a40e01b44e5e22585a2114117acf8f638765c5602
- 04 L e1600a78fd85762da51ae7d2e7314df152e572db0935d7c60f23d35d4f7632b4
- 05 R dd9a002624b7916124b6d429d3704fdebc33b4790ceca66b40d307b90c2a83d2
- 06 R 9c3e51496d4b30505832dddb20154b9820492f34b1acd37a87c5d6410bd0b150
- 07 L 516e3993f71291787d1827dc7362467a5989b4317d9be6ffa7cbe054a02b71a3
- 08 R fa2ef08f9b58704c44abe66ba00db890410f446e4da9dab3ee535debff6d70f3
- 09 R 10022e6bf06cfb75a78f05cee456a51010fcbf7512149d8cd4e37afdefebf57b
- root 5ac1559693072e104631c8ff953858013ab0a1c79eb2a6cc085311d0889effbd