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 - TARLAC 2ND-DEO Award a ₱3.3M contract to R.R DAVID CONSTRUCTION & ELECTRICAL SERVICESNational agencies
Transaction hash:
58a4bc2ef03553c3fc91bf56f89df503922f2ead09fe33b921fc66cf5bd337c9
Status:
Included and unchanged
Block:
#2,629 3,384 blocks after it
Position in block:
Transaction 75 of 200
Award day:
Jan 7, 2016 (10 yrs 10 mo ago)
Value:
₱3,286,070.61
Project:
15CK0116
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 #2,629 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 2016 Locally Funded Projects", i.e. the FY2016 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 - TARLAC 2ND-DEO awarded it to R.R DAVID CONSTRUCTION & ELECTRICAL SERVICES on 2016-01-07.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 15CK0116: 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 2016-04-23). 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 58a4bc2ef0…d337c9now …
- 2. Block Merkle root changedstored 613e0ccf97…7ca4dcnow …
- 3. Block #2629 hash changedstored f551753a9c…4c1275now …
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 199 records. Each step hashes the current value together with the sibling shown.
- leaf 58a4bc2ef03553c3fc91bf56f89df503922f2ead09fe33b921fc66cf5bd337c9
- 01 L 56bb795908810f031a72b79cab9d4805edb599f0de78225e714c255281fab99d
- 02 L 316f8d3ac50ea0102385466dc71067f618b0f13dd9fd1862813846c70f870ff9
- 03 R 8293470bfd4f5ed1a79265f5c8d8b7e24ca15dbf9ba74eeda5fba064122da659
- 04 L cd026ce3c4779465925d54b11bc3b9a9b6a5b6aa42547ac7827aa2f8c438777c
- 05 R 03dcb49f9ccaf51c36b38de6ebc7fe3771388cb5c5ac54bac80d478817f05c62
- 06 R a000c455def900b3fdbe1f86af9aa9b6a0b53624799b63867d0afabe9a21d93e
- 07 L eb9e8e7f543c4afda6cb466e465aef2ade2edd607c377130eb7ae294dc03b14c
- 08 R 350c93df36dd748e23714357263ad6f3ab20d1b68c2f282b94f5c87208b33ff3
- root 613e0ccf97a9ffa179b2addf4afe5a7d47d012dfd6dae7e530098b88257ca4dc