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 ₱154.3M contract to ALRO CONSTRUCTION & DEVELOPMENT CORPORATIONNational agencies
Transaction hash:
b5b7e7982003fd44bea66bd783dfd5ace6d0ee051b07e97bd4c6165d5bbd73c3
Status:
Included and unchanged
Block:
#5,783 230 blocks after it
Position in block:
Transaction 562 of 795
Award day:
Feb 25, 2025 (1 yr 8 mo ago)
Value:
₱154,288,653.33
Project:
25F00128
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 #5,783 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 ALRO CONSTRUCTION & DEVELOPMENT CORPORATION on 2025-02-25.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 b5b7e79820…bd73c3now …
- 2. Block Merkle root changedstored 226157b2fd…afefcbnow …
- 3. Block #5783 hash changedstored 8a8fde55b7…823984now …
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 794 records. Each step hashes the current value together with the sibling shown.
- leaf b5b7e7982003fd44bea66bd783dfd5ace6d0ee051b07e97bd4c6165d5bbd73c3
- 01 R b62a3fc5098cce7d6410f5a781ae4d4a95f1d321a8d106011e9040ea7e876d29
- 02 L 98297bd9a33f009d518b87b78fc37ba7fe89cbb9bd80f52dfdfae6e0493eeb76
- 03 R a72e2d20d9633bea57089945525c2ec4db53f28afb20c16364b081abb5211517
- 04 R 3f1b8e43c9cef5743e330acefc0648c1b047113309f9301721c324ed0be8f4b4
- 05 L 495630fba3f01de137f4dd557a9f22a9147c0b70429e75f5748b4ece222e8131
- 06 L 24e2a6ca39e3cc63243b04f173aa38018b9312edf8e1c730933634ff9ee21afd
- 07 R 64e28946d5df98144e1003404139b59860cf207aaf0a4a572d3780e7c3073b15
- 08 R 1c9aeee28642f00900b0db618332126f196c324b556a91d234867cd2520f4910
- 09 R 3335b56009aceb8a6376843c3b0330cadf07e416b6ad49a1b11a79708ec9a98b
- 10 L cd346699656d1524e0585a5d1b7ffee9d1e8617f5af3ea1bbee5c0c24a6e3924
- root 226157b2fd419a216bf3eeba2961d731a3f7c1ab3837ee0ab49964b07aafefcb