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 - REGION V Award a ₱28.3M contract to FEDERAL AGGREGATES AND DEVELOPMENT CORP.National agencies
Transaction hash:
02fdfd72dbb63fdf20af10a52048cd0d8b98cfcb9b9eabaf1d2e69fdf8522c75
Status:
Included and unchanged
Block:
#5,923 90 blocks after it
Position in block:
Transaction 8 of 659
Award day:
Jul 31, 2025 (1 yr 3 mo ago)
Value:
₱28,287,457.39
Project:
25F00210
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 #5,923 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION V awarded it to FEDERAL AGGREGATES AND DEVELOPMENT CORP. on 2025-07-31.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)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 02fdfd72db…522c75now …
- 2. Block Merkle root changedstored 2935d1c0c9…f1a51cnow …
- 3. Block #5923 hash changedstored 7d28fb42f2…e3fbc3now …
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 658 records. Each step hashes the current value together with the sibling shown.
- leaf 02fdfd72dbb63fdf20af10a52048cd0d8b98cfcb9b9eabaf1d2e69fdf8522c75
- 01 R 032ea721ef8ac5cf909531efec902c69f7500a8cac6dedc9ed8049e7a6767991
- 02 R 7e11cd7ab1b8afb691f614f2195ee7a456a5563ad546d4ec236667a3ebaf8d84
- 03 R f2e1e968ff99995922a29fb4c5bc04114faad779369cac65001c783193460903
- 04 L 0038b54efbc9efe6259d9db167075185e491aed8c2f3242147621c3456cc48af
- 05 R fb98e6e3c2fccf8ecde250c8cf2ccbc506857e36e4f68a4bf4643ff6c8362df2
- 06 R e5e3f1f17358ef47ea190222292f8da2d3f7acce1a9a6ce7e3921e810a60a238
- 07 R 188850a25f491181d4d117d24b679b314d0b66998c751402920332e86c482ade
- 08 R 40e3abf7cf5aaedb1e079dc06f6c5213d5c3b34baa1403be74761376df8f79e4
- 09 R 8966f784ec4c15fda87cba1f14276b845f6ba1dfa6a7739174f2cbcca2636973
- 10 R 48ff00567d47d6ae2fb5288596bf5278f00bad83a38f584016c2804ee9e598dd
- root 2935d1c0c9b874f415077b6073fd203e5805846a0a44b457b98cc2ac64f1a51c