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 - PALAWAN 2ND DEO Award a ₱4.7M contract to LEON JOHN GREAT BUILDERS CONSTRUCTION CORPORATIONNational agencies
Transaction hash:
ddce4fe16ead8c557391b7ea3e71fd61cd59f7f014860403aea820b0472e3050
Status:
Included and unchanged
Block:
#4,489 1,524 blocks after it
Position in block:
Transaction 247 of 288
Award day:
Jun 24, 2021 (5 yrs 4 mo ago)
Value:
₱4,669,658.92
Project:
21EF0101
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 #4,489 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 - PALAWAN 2ND DEO awarded it to LEON JOHN GREAT BUILDERS CONSTRUCTION CORPORATION on 2021-06-24.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 ddce4fe16e…2e3050now …
- 2. Block Merkle root changedstored e0b3ad1883…1928e3now …
- 3. Block #4489 hash changedstored a4249b3b2b…91cbf2now …
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 287 records. Each step hashes the current value together with the sibling shown.
- leaf ddce4fe16ead8c557391b7ea3e71fd61cd59f7f014860403aea820b0472e3050
- 01 L ddb53042d30168bf517a6e2702ae1e77ce3e152f7b9ebd6f8bdf1814e809db71
- 02 L 23188545d18d88d125b2de518286613c5598bb1b18e4bcd3cf61c6c075c058dc
- 03 L 7e843e5a0e898f9d88e518a5835cd08277dc5a611fc024b4259136b550d5d2af
- 04 R 9ea3130eb7332e6e2cebff9c918a36face689a8b4fb9e94a2e24ed4f35ad66d6
- 05 L 8d2f3eb1084c5af3851f687ec385ecc066ee991a9aa0c59b0273892f4f9cec43
- 06 L 1ce19a28a3370b1d1567934fefeb9a183404ca1af6b1de5f5039399cd8a86058
- 07 L 6163b3f766cf7d5f6f2de0480d1e5caccafed8a1ac9c9f664a8c77a2eafde8e5
- 08 L 22fd782c915cf01a9121875f8049e678fb554b8a784bb22e4dbb6a1597c06747
- 09 R 8d9b98ca14f94286a83bd3da2591a4f4632c8d53ed87399cf3828a3bf201b384
- root e0b3ad188306a5cb2a8e881d63cc063164f1da51c6e0d3ccf769b8978e1928e3