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 - QUIRINO DEO Award a ₱18.7M contract to APD CONSTRUCTIONNational agencies
Transaction hash:
a1f5dc7c4931ba020cdcfb3c2d816d6e3ae834175c3635259331300b8615a80a
Status:
Included and unchanged
Block:
#3,684 2,329 blocks after it
Position in block:
Transaction 80 of 137
Award day:
Feb 19, 2019 (7 yrs 8 mo ago)
Value:
₱18,674,253.84
Project:
19BK0067 Construction of Drainage Canal
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 #3,684 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 - QUIRINO DEO awarded it to APD CONSTRUCTION on 2019-02-19.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 a1f5dc7c49…15a80anow …
- 2. Block Merkle root changedstored 6d137d9af8…242644now …
- 3. Block #3684 hash changedstored 16c420c79a…50af78now …
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 136 records. Each step hashes the current value together with the sibling shown.
- leaf a1f5dc7c4931ba020cdcfb3c2d816d6e3ae834175c3635259331300b8615a80a
- 01 R a5209b8ac15aa9c01443727bab3822c5aa407de1a6a7149dc1230066ed5c0503
- 02 R ad786109f0fdcfaef875f7f03c6fd72dedf515ed8b9013683e6b31db42e95b38
- 03 R e5a04e20e50b69c3239a465428169f3c9bc5368a54792b00771885d7edff593b
- 04 R 27a33044b45e225be916a09a4183a6136ddb04db345beb83fbfaef9237fff4d4
- 05 L 78e7737f392c0fad9c336fa3811eef25c172b5c84675629a151e762407bc7b73
- 06 R 655603d965f59e8035cb2b264bd2af89ae846c6fa8a0e3fad8b8fe21d2f66f82
- 07 L 3b81c3aa56df586897f191c2ddbfe451f31a17fe64eeb83137210e70f8641552
- 08 R f7147d03c3902e734a4d7389a40c044f81d484c80d145abb8ea3ab381a852fe3
- root 6d137d9af8e4fd893edb1e165f61b3adfacc57301b65f06e70f49bf3e9242644