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 - LEYTE 4TH DEO Award a ₱48.9M contract to JM COLLERA KONSTRACTNational agencies
Transaction hash:
9e803ac9affbbf8549a7a4da16434e8c6c49998e623b17a94439bf1fc812031a
Status:
Included and unchanged
Block:
#5,856 157 blocks after it
Position in block:
Transaction 267 of 420
Award day:
May 21, 2025 (1 yr 5 mo ago)
Value:
₱48,900,000.00
Project:
CID NO. 25IF0055
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 #5,856 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-2", 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 - LEYTE 4TH DEO awarded it to JM COLLERA KONSTRACT on 2025-05-21.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 25IF0055: 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 2025-11-20). 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 9e803ac9af…12031anow …
- 2. Block Merkle root changedstored e4614e2210…e9309fnow …
- 3. Block #5856 hash changedstored 5017cdcb93…9156f2now …
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 419 records. Each step hashes the current value together with the sibling shown.
- leaf 9e803ac9affbbf8549a7a4da16434e8c6c49998e623b17a94439bf1fc812031a
- 01 L 9e2cbb1ca7149881d702a38f356caad8d728d400bed11eb500998d210f35633e
- 02 L 5c118b0e5409ea8b9abc3c554b9d810a669e710adcec24d9018d69886e691ef7
- 03 R d3661b6fd1226def000f4bf74511add110de34012301b6cfc16e6306a9f2c0d9
- 04 L ec980f9fdf023f09e61c959015371ece61729cb083c38a7318dea0fe493fbfab
- 05 R 4f86e6da206e9da08eeacaef998831c6bc61ebb30a03c14de9a88d1263a2c514
- 06 R 961445098bb162d89c682996856c3c35b1e720305100b2db0b1aefef83eafeab
- 07 R 972658dcab868f009dbd1cec411607ae1776cf5c599e59b2821f8c4468da0e25
- 08 R 1fbb4fe3662f13892af711a4e0162b7ad7e89e3ddd6a9c6483bb6a8fefa69391
- 09 L d573bf708e28ab45f8b3d6d648beab8986a6e099b9e46726ba3e8230a56d6995
- root e4614e221012e8e423d32d5b8d2247f2c9476268c4fdd2e69cffadcbc1e9309f