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 - ISABELA 2ND DEO Award a ₱4.7M contract to JERCON TRADE CONSTRUCTION DEVELOPMENT CORP.National agencies
Transaction hash:
ef19d1fcb0fb6235220738f2e6cc8ef793c0cfb1952aa5e876cad9bbc13308b4
Status:
Included and unchanged
Block:
#4,577 1,436 blocks after it
Position in block:
Transaction 237 of 249
Award day:
Sep 23, 2021 (5 yrs 1 mo ago)
Value:
₱4,741,459.42
Project:
21BF0071
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 #4,577 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 - ISABELA 2ND DEO awarded it to JERCON TRADE CONSTRUCTION DEVELOPMENT CORP. on 2021-09-23.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 ef19d1fcb0…3308b4now …
- 2. Block Merkle root changedstored 488964aebc…8c354bnow …
- 3. Block #4577 hash changedstored fc1e84fc2f…7bc232now …
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 248 records. Each step hashes the current value together with the sibling shown.
- leaf ef19d1fcb0fb6235220738f2e6cc8ef793c0cfb1952aa5e876cad9bbc13308b4
- 01 L ee6b4e92ff3bdfd28107e8db9e84a0d504fdfc02050619e0d5644c8685a1cb4e
- 02 R e24541726a7217b1463ed4c3a284d6e102f4d5d700e67cdb9f72d3a98ad58ad1
- 03 L d9779248cc5bcc0ec37fd67bb3693ac06467d987952067e9270583a382d9745b
- 04 L 66e9df6027255c788c4b23a17188a87f4b8b15393bca9b80cc20d6fbe67ad0ab
- 05 R 8ea2e28eeeb11fdf876dba89a4f84a70cd27db1129e0f7180737012ae57304f8
- 06 L af9f8bda3bb17e281052b37f3fb16f78aff5b9e1c1490cc525a8379389eb4321
- 07 L c05c914ffd3c430ebe35aea533988ee8205cf5a3bceb860a29d95c24b12f6f74
- 08 L 1ba364342650bc922ca017f27f263f174b726ac1796b4a04e697c6c5524022c4
- root 488964aebc7847b6133464c8b90cf3d5e8e7d96c0c453a1bdd083902798c354b