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
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SOUTH METRO MANILA Award a ₱14.5M contract to M.C. LAYGO BUILDERSNational agencies
Transaction hash:
fa2097d84bfcd979e1917d837b3d210651c2185ad4a0155d5fdde2e791152031
Status:
Included and unchanged
Block:
#4,832 1,181 blocks after it
Position in block:
Transaction 253 of 265
Award day:
Jun 20, 2022 (4 yrs 4 mo ago)
Value:
₱14,455,851.48
Project:
22OH0137-Convergence and Special Support Program-B
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 #4,832 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)DPWH lists the funding source as "Regular Infra - GAA 2022 CSSP", i.e. the FY2022 GAA. The exact UACS line is not given.Partly
- 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SOUTH METRO MANILA awarded it to M.C. LAYGO BUILDERS on 2022-06-20.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22OH0137: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2022-11-03). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 fa2097d84b…152031now …
- 2. Block Merkle root changedstored 4a1097bf94…d40114now …
- 3. Block #4832 hash changedstored 894b2e402c…2b48a3now …
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 264 records. Each step hashes the current value together with the sibling shown.
- leaf fa2097d84bfcd979e1917d837b3d210651c2185ad4a0155d5fdde2e791152031
- 01 L f8f2198d030a79289551ca114ee014bea3bfb53b3fae04fbf521671ec6a333f3
- 02 R 15ab47ed7de11f496b01ac9e35a4b66aadf2ebb84789677c5bf53d13b8be630e
- 03 L cef0fb0e9024b59dae20e3a3b6f4883a3c94a5957a90aa9f5b679ec2cb60405a
- 04 L 17d821de28675e6c6c87bcfbb74e0d47bcf4bcd7f184a19ffb733aafd27d26fb
- 05 L 059b216bfa4ecfc43d58446e4cee99ed535796c497c97823342a67f4b546228a
- 06 L 160bda11b8474f6cfaf3b32414101a2ace19874d90541f0c14b61e8757df7d22
- 07 L 8fc5b3c49f522407ad1fc44cfd877f6ad55c1df78d9afc1e48987d571313de64
- 08 L e1baebe794b8c40c5dfb78af307a20584cd25bc75ef54a71b3ea314fd1441304
- 09 R d3dbd4ba49e04e3e5feafa5968859a6dafdc68b4a74ad199015b737d304dd403
- root 4a1097bf9492315f9f1773d94530b504ac2f69d4c16e9a11eb0de7d8d8d40114