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 ₱4.8M contract to M.C. LAYGO BUILDERSNational agencies
Transaction hash:
fa06a8a934edafff73c9dc8bc9bd0f88a258a4c7211ae3f773e78694f344889d
Status:
Included and unchanged
Block:
#5,112 901 blocks after it
Position in block:
Transaction 547 of 566
Award day:
Apr 3, 2023 (3 yrs 7 mo ago)
Value:
₱4,833,591.13
Project:
23OH0047-Convergence and Special Support Program -
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 #5,112 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 2023 CSSP", i.e. the FY2023 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 2023-04-03.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23OH0047: 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 2023-07-20). 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 fa06a8a934…44889dnow …
- 2. Block Merkle root changedstored 4ada6e0a6b…51c81dnow …
- 3. Block #5112 hash changedstored 290e87481a…6fefbcnow …
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 565 records. Each step hashes the current value together with the sibling shown.
- leaf fa06a8a934edafff73c9dc8bc9bd0f88a258a4c7211ae3f773e78694f344889d
- 01 L f9d0df1b63ec2eb2ef03e2a3df9141503199eda2553d4299f10036d97bf872ed
- 02 L 678e48fd6e489f24f89195039057945d3669cea9e31fc8e379a0666b6031f6c3
- 03 R ce4adc9f9f88323bdccbb99f29ec455d8fee1ad2abdb64244968f12be60996d9
- 04 R 336fe9e02b8c2aefbc4d3c3e937a5d43571ac0d9ceb56659567aaf0bf1e45e3b
- 05 R 00f9fcba6567dca09b8fa49bce1892b4f29d22e7d2da699bb8b36ee685c32d2a
- 06 L 09dd9f7e6ae0e74fcbd647493eb521edacd38eae9aa91160e57edc11523a7904
- 07 R 3f9c90328942d7bd4208d33dd72f4c04b1b400818a8a7c3f834ddc3cc218c80c
- 08 R 80a94151d9da4805b869326c9f354b7998ec825e9e16ace94769abbaa91248f1
- 09 R 17d7a1cc37dd6327cb45a87f6f62a518632d7509eb627f5f59547b2d0b18e853
- 10 L 86f50d9338e98a5d8bd9e7269f5db3013d3abc04e175be82a9b5e107366eb4d4
- root 4ada6e0a6b60028fc8979243945e7bb08458c02309fdb5ee5d7ca38af751c81d