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 - CAR Award a ₱212.2M contract to UNIVERSAL DE LEON CONSTRUCTION & AGGREGATESNational agencies
Transaction hash:
e2ac80a352c423653260df1739f1371bbe1dae6519965cd6e6b5e16e72b10bff
Status:
Included and unchanged
Block:
#4,871 1,142 blocks after it
Position in block:
Transaction 206 of 239
Award day:
Jul 29, 2022 (4 yrs 3 mo ago)
Value:
₱212,171,838.93
Project:
22P00105
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 #4,871 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 - CAR awarded it to UNIVERSAL DE LEON CONSTRUCTION & AGGREGATES on 2022-07-29.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 e2ac80a352…b10bffnow …
- 2. Block Merkle root changedstored 541f51d5b0…8840f2now …
- 3. Block #4871 hash changedstored b2507e0261…7b3573now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 238 records. Each step hashes the current value together with the sibling shown.
- leaf e2ac80a352c423653260df1739f1371bbe1dae6519965cd6e6b5e16e72b10bff
- 01 R e35fcd92dd985e939821e420442729c22f1b201107252188227c57f593ac21c0
- 02 L 37b5a8d95671b5b4507b895b2d6d3b1a85ae3cbe714e99cce4dbbe91bc9a2e89
- 03 L ad48590ca6fc6142d9e2f82567ee5632a3566555d5c962a52983a7fa71974503
- 04 L b1a40b792ec4948074a330f4956235e33d4695b3300cf88abd2ea70d31c0bb90
- 05 R b1f297b84f12072c7d4bb455809b7c8e91661202db610e770ded65a5b0b5bc75
- 06 R 8dc647024621dacebce279ed9fe2df4f371c41d0c00bea766a5ae6a83e3774be
- 07 L 0a0afef87b75397e89fd5a564804fe5753f28ee220d7f325aa39ac563df1bdd4
- 08 L 209493826aabfc01402bd78743b29f86fd86272e53976ad1a31fa6707e89a5ca
- root 541f51d5b0ed77b75a44bcb7d3eef1f6a4ad09f3dc02678ae08ea796c28840f2