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 OCCIDENTAL D Award a ₱4.9M contract to AL HANDASA CONSTRUCTIONNational agencies
Transaction hash:
3edf02241e9cfda281ffd061682ba609d16b56c402c71fb500d57c315157ab26
Status:
Included and unchanged
Block:
#4,442 1,571 blocks after it
Position in block:
Transaction 53 of 233
Award day:
May 6, 2021 (5 yrs 6 mo ago)
Value:
₱4,925,314.76
Project:
CID No. 21LE0120 CONSTRUCTION OF ROAD FROM BRGY. P
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 #4,442 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 LP", 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 - DAVAO OCCIDENTAL D awarded it to AL HANDASA CONSTRUCTION on 2021-05-06.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21LE0120: 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 2021-06-26). 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 3edf02241e…57ab26now …
- 2. Block Merkle root changedstored d930d90c19…e5b960now …
- 3. Block #4442 hash changedstored f30e77e9ec…900702now …
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 232 records. Each step hashes the current value together with the sibling shown.
- leaf 3edf02241e9cfda281ffd061682ba609d16b56c402c71fb500d57c315157ab26
- 01 L 3d589f0be9ed5be449a0912c5f9f8f8caf2edaaa0395fe265a2c25f165ea472a
- 02 R a19f2aa01b14e5e0205ad8bcffcf0e8b07bf530a9b9dff251f59bc2a92addbcf
- 03 L 6de7272addc79886bb8f16f20f1e9b76889196da0cbba4648d4e8851cb745711
- 04 R 70ed45faf89d027f0278506ef9ceeb482fd6da08ad0ad71293c6e6d7cb708e69
- 05 L 61890ee60935c14cc110bb9697cce52b56fa8a4c7b0b23b900001ed8c8a9db04
- 06 L 645e6f7f26d179c71ccc706206ac26572e3e64e03f4cdb05d5ad0aa3376e947f
- 07 R b296af320f075dae1dc097b4ea45680f44a224283cbbf9e73559fb13c1716867
- 08 R fae39ea945fd92ffdc9857c21ece31be970cd623242c6618b25444f9d3d43584
- root d930d90c19e50400b5188a7b017452c202fa97312e8d144805552875d4e5b960