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 - REGION X Award a ₱14.0M contract to AL HUSSEIN CONSTRUCTIONNational agencies
Transaction hash:
73af8a8cd98b1fcbaa9ae1431d18ae89c2d486d1e4e8f139378f4f68034e72b1
Status:
Included and unchanged
Block:
#4,637 1,376 blocks after it
Position in block:
Transaction 141 of 323
Award day:
Nov 22, 2021 (4 yrs 11 mo ago)
Value:
₱13,973,194.47
Project:
21K00111
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 #4,637 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 - REGION X awarded it to AL HUSSEIN CONSTRUCTION on 2021-11-22.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21K00111: 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 2022-04-19). 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 73af8a8cd9…4e72b1now …
- 2. Block Merkle root changedstored 0cac5e79c4…507157now …
- 3. Block #4637 hash changedstored 530046e78f…cf2184now …
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 322 records. Each step hashes the current value together with the sibling shown.
- leaf 73af8a8cd98b1fcbaa9ae1431d18ae89c2d486d1e4e8f139378f4f68034e72b1
- 01 L 73399fecc1d9189693de2f029ae53f70fbb3be7c2a12df22f872d704ed88ee90
- 02 R 52e98bbcb93e42d64f2c13dbb75adb81e81b2fe8bf4d541657f1fe2c371d05a3
- 03 L 31dfa4b022baf17293891c647285958694a1939a9e8f58a246dcb367721521bd
- 04 L 560d17502fb5d14fdfecd4cf00115c43a0842c5b385340308704887475f8f549
- 05 R ac30bc19fb03df19d777edffd18f4844eceba04906c34b7c932a6156a31c8aa7
- 06 R bd2ff96b12b66680e24eedef870b5833a5e8bfe04abba5837bdedb74d7c52970
- 07 R 8952d660ae6dfc59c4a4021030be2da2f5a4527677f4aa41376d49008fb03a66
- 08 L 561f9ec09ad5407897d7bbc0b005220123283877978ff828cb06026539d1f5e2
- 09 R f9a4b9130f20655ebd08e1f3387cb250b4d802bf6d807f45a3bec27da735ed7e
- root 0cac5e79c4f7dcd34b53a27b8e08c70b0376aecbb56f0de48daeab6bd1507157