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 ₱59.0M contract to PRECIOUS CONSTRUCTIONNational agencies
Transaction hash:
205bb72bbce23a4d56a08f06fdee889d9a92d04578bc643cc2958ba9d9bda328
Status:
Included and unchanged
Block:
#3,617 2,396 blocks after it
Position in block:
Transaction 31 of 257
Award day:
Dec 11, 2018 (7 yrs 11 mo ago)
Value:
₱59,017,289.02
Project:
Balagtas National Agricultural High School Balagta
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 #3,617 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 "Outside Infra - GAA 2018 DepEd BEFF", 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 PRECIOUS CONSTRUCTION on 2018-12-11.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 18CC0376: 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 2019-11-21). 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 205bb72bbc…bda328now …
- 2. Block Merkle root changedstored e7a930772c…6b42dbnow …
- 3. Block #3617 hash changedstored 3f7affad89…cb2c1anow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 256 records. Each step hashes the current value together with the sibling shown.
- leaf 205bb72bbce23a4d56a08f06fdee889d9a92d04578bc643cc2958ba9d9bda328
- 01 L 1f4fed2d1464336aa414fe38e1bbae3b2dbd1083eb95eb04e25a59c3dde70941
- 02 L 876b260360e65ce09a448da9d4ffec1c990164ab1c1467832e70ae68d6172bbe
- 03 L 6e393afc8ac56e125611ab1cbfc7ab57569294ded7a5e3bbf87271905047ed9e
- 04 L 9ab1b686e320363dc49d0c2df0627bf3af44b39ebe82b1129b5c3f41838428da
- 05 L b4438733143b1d50ac121b304a88053300114489a35f25be049ecae29ca6d82f
- 06 R e5e06e3556bc12ab1221e965449fd3f88449be8a1e0f44ae9e342e94f391c481
- 07 R a1080cd345adb2a94e971b425ae3198c4cc79a55ac397d09124efd4df564403a
- 08 R aed80821be81d4ba65692b24a27e3e7dfa24863f0c15774d96938efbc7c1cc02
- 09 R 3f89eaaa66ac9a75074396c12579f8315f0d453c16410780eb1d83249ab63d35
- root e7a930772c01c63e6e026e474782692b279fa534a10d1874b98c57cd7c6b42db