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 - BULACAN 1ST DEO Award a ₱2.5M contract to 525 CONSTRUCTIONNational agencies
Transaction hash:
893f720cbadd97dbe51cb2743a85f7d9571dd106ab978774b66d6256952c58fd
Status:
Included and unchanged
Block:
#3,494 2,519 blocks after it
Position in block:
Transaction 93 of 172
Award day:
Aug 2, 2018 (8 yrs 3 mo ago)
Value:
₱2,543,153.47
Project:
Package VI-2018
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 #3,494 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 2018 LP", i.e. the FY2018 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 - BULACAN 1ST DEO awarded it to 525 CONSTRUCTION on 2018-08-02.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 18CC0281: 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 2018-10-08). 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 893f720cba…2c58fdnow …
- 2. Block Merkle root changedstored 16260d1efd…cfa9aanow …
- 3. Block #3494 hash changedstored 1178b7283f…6e8f2cnow …
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 171 records. Each step hashes the current value together with the sibling shown.
- leaf 893f720cbadd97dbe51cb2743a85f7d9571dd106ab978774b66d6256952c58fd
- 01 L 886e8c91e7d9d9689ca8bc8c900eda82bdfa0637e5ef53ec61d88a64b658af99
- 02 R 5ac0b6f25095fdac1e1d5a70075007ace3fde8a7f70f270aa652f73d7a701212
- 03 L 27b7bb5f9325c5fdb7aaf3c470153bb568abd1cf6665ceb04dbbba5a62cd7812
- 04 L c2ba0a3c0ee2c84491d3bdd9d5b75ef895d7500eaf9d825a4858e51ca8c9189e
- 05 L 7173c40e08354af770501ae2907add9bd09f638a9281abc472c8c0d064233e27
- 06 R dc7d0135337554a454808f202a4230875acdde5c2c5e62771d2ce9277414e373
- 07 L 2bc73bb4ed803c204f81e83e3f517732baaf6a9eeb082c22079c6f6c2825942c
- 08 R f44a84516e64055afb889b3420f3c666ab4533b7ea64a35559ff7e4278f6fc53
- root 16260d1efd26fd02a6b04a0150bad715e1ee89b692eb81d5f37015d9e2cfa9aa