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 - DAVAO CITY II DEO Award a ₱29.0M contract to P.J. SAN PEDRO CONSTRUCTION & SUPPLYNational agencies
Transaction hash:
bd9922cd099edb71482b26bb50951f12fc004666efac498c6d2d8dd8061aa0ca
Status:
Included and unchanged
Block:
#4,422 1,591 blocks after it
Position in block:
Transaction 268 of 334
Award day:
Apr 16, 2021 (5 yrs 6 mo ago)
Value:
₱28,993,299.03
Project:
21LH0067
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 #4,422 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 - DAVAO CITY II DEO awarded it to P.J. SAN PEDRO CONSTRUCTION & SUPPLY on 2021-04-16.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 bd9922cd09…1aa0canow …
- 2. Block Merkle root changedstored 7932c44fbe…03be79now …
- 3. Block #4422 hash changedstored 3351926e8a…6d9e21now …
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 333 records. Each step hashes the current value together with the sibling shown.
- leaf bd9922cd099edb71482b26bb50951f12fc004666efac498c6d2d8dd8061aa0ca
- 01 R bd9d8d6708a5151a4d5eaeb14053a0eca041439dc35fc726ea8aa0f493b02ef5
- 02 R b973e13ace9ab527696990ae37a5159ad117cf9b233d2798cf0350941a41e416
- 03 L 4002da04f248325be30879895c5333f9df3c24538b95ec397e437e352c25ae29
- 04 L d44e7ba787bce3e13b769ee138be6a42c96ee3a377520f039dc1f30810b24a61
- 05 R 4b310a3f7b354d819194b8514b097ae0c5912a079ebfcb388fc46ebe463e23ec
- 06 R f4ff10fa3fe5a097c3e98161d1169dc9a45fcdb6d43059dd23e47f350761a180
- 07 R e9826a98aa48d73af8edb98ddc01baab15c23ff4593319ace695df2f8d69286b
- 08 R ed9604179362365c6d2778ed5a78c1146c635734ba99f2f3bd1e64d884851320
- 09 L 63ca4ad771a41f8df9767d974700602914d396c8dcc7e0a724068ead5bd40d01
- root 7932c44fbe0b3b701b2bdc195b7ed2fc2dda2a5f7b9e200a71b221aa2503be79