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 - NEGROS ORIENTAL 2N Award a ₱19.8M contract to R.E. SINGSON CONSTRUCTION AND DEVELOPMENT INC.National agencies
Transaction hash:
a5becedfc70ec86d5ebfefb61be61488ac45d6e3d1dcc679a53c929bf381c806
Status:
Included and unchanged
Block:
#5,799 214 blocks after it
Position in block:
Transaction 854 of 1,308
Award day:
Mar 13, 2025 (1 yr 8 mo ago)
Value:
₱19,792,880.00
Project:
Construction Project
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 #5,799 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 2025 OO-1", i.e. the FY2025 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 - NEGROS ORIENTAL 2N awarded it to R.E. SINGSON CONSTRUCTION AND DEVELOPMENT INC. on 2025-03-13.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 25HK0076: On-Going, 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 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 a5becedfc7…81c806now …
- 2. Block Merkle root changedstored 32976f43d5…bd9f32now …
- 3. Block #5799 hash changedstored c1f58e8366…1eb2e1now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (11 steps)
How this one record is tied to the block's Merkle root, without needing the other 1,307 records. Each step hashes the current value together with the sibling shown.
- leaf a5becedfc70ec86d5ebfefb61be61488ac45d6e3d1dcc679a53c929bf381c806
- 01 R a5c11f78b8b2e9319e2b6305ba64ad145ea93001e611f68cd102864bbda03f68
- 02 L 0ad021f191c8e4b31b7b4b37614702d63711d58958534c1d9de1e9bf2ef0fea1
- 03 L 50fc77d715a4ca284aa1adad2004c707e9b5c88a365831f6f279cf7ae5246c40
- 04 R f6205ef06eedd85de1c15d2b56a201479b2851cc0a79e23a64f0e96fc88ef566
- 05 L b924933d64670df5332e2ddfdaaf26d0b1aa29148589df874ec3a6a02badb7c5
- 06 R 3b9541a1056b52b4eecfb780b3f68e1dedc975ab8a33101a2be0d15b0ad0f3a4
- 07 L 7a7f22179ae294f8d97306ac49fdf148f54df19a0e611827d1ac373a00865c1e
- 08 R 6352487ddbe92a0f633ad018d8b3ba1a455fb9b2c8283ad3acfef259fb8f593c
- 09 L e1c111ad9a16766dbca9641c4dc15c170e440fe7152c44fa738c432a318ef7dd
- 10 L 4ac15a6aa202ff9e783aa1fac16ae76d069e46e9d67409511f8a4ecaadba70e8
- 11 R cbed0a46b15022dd2637646d347d31eaa5ef9907d7a7ef3f66a1f70c3e431135
- root 32976f43d537ee94c5f0a62ff43aef274595e5c6ecd09fca4da5e3f5c0bd9f32