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 - AKLAN DEO Award a ₱7.3M contract to FIRST MAKEEN CONSTRUCTIONNational agencies
Transaction hash:
d34fd6e9ab294dab68e702c82c1e2172dcae3998a0c5bc3421dc2dd19bfa3fb4
Status:
Included and unchanged
Block:
#4,467 1,546 blocks after it
Position in block:
Transaction 180 of 222
Award day:
Jun 2, 2021 (5 yrs 5 mo ago)
Value:
₱7,254,000.00
Project:
21GA0006-Upgrading of Drainage Structure
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 #4,467 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)DPWH lists the funding source as "Regular Infra - GAA 2021 OO-1", i.e. the FY2021 GAA. The exact UACS line is not given.Partly
- 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 - AKLAN DEO awarded it to FIRST MAKEEN CONSTRUCTION on 2021-06-02.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21GA0006: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2022-11-18). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 d34fd6e9ab…fa3fb4now …
- 2. Block Merkle root changedstored 2ef6983720…2570f7now …
- 3. Block #4467 hash changedstored f883b369d1…59709cnow …
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 221 records. Each step hashes the current value together with the sibling shown.
- leaf d34fd6e9ab294dab68e702c82c1e2172dcae3998a0c5bc3421dc2dd19bfa3fb4
- 01 R d3915e5bd03f654af4e6dfc6f2cc66f7b9d71b9ace5cad603650fa6d35fe92db
- 02 R 0a474436baebc5c925d3987768b64197e6dd333df67e64dff68cb8bfeba1d43d
- 03 L d857b36b1b4c6e2477c9b28b049273d1e6b1e3ecc3affee1fcdb8b51b8317340
- 04 R b25eeac556b896d03f6d12e4f24b0bae4a27629d4a5adc87f1136210488187dd
- 05 L 1c887a31c500012efc0b0902bfc583145ae77b0b834230af92888226f0be3150
- 06 L 5b6c0087c62a012ea4a00a6156daf9885a33d23259adad272a531f3b7feb7d7d
- 07 R 88b4c10978ac8ce62bf5b53a34cc74c37d6052414328abe409d9666abaf47321
- 08 L f6a490da019fceb555e8ac498bb08daade14a84bea9e3936dfce873924fdde64
- root 2ef6983720060ea8995d8eb75af22d4b81b080ba6d20c6d0785e56701e2570f7