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 - ZAMBALES 2ND DEO Award a ₱91.6M contract to STO. CRISTO CONSTRUCTION AND TRADINGNational agencies
Transaction hash:
ec4303ee286c1be9bf9ef2f0213ba6422741eb8e3edb8aa020bce836deb3c305
Status:
Included and unchanged
Block:
#3,856 2,157 blocks after it
Position in block:
Transaction 310 of 339
Award day:
Aug 22, 2019 (7 yrs 2 mo ago)
Value:
₱91,578,254.03
Project:
19CM0047 - Rehab of Damaged Paved Rd OBR K0139+000
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 #3,856 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)The award does not say which budget line pays for it.Not published
- 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 - ZAMBALES 2ND DEO awarded it to STO. CRISTO CONSTRUCTION AND TRADING on 2019-08-22.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 ec4303ee28…b3c305now …
- 2. Block Merkle root changedstored 226eaab5df…165c5bnow …
- 3. Block #3856 hash changedstored 7544e57fd2…3fa248now …
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 338 records. Each step hashes the current value together with the sibling shown.
- leaf ec4303ee286c1be9bf9ef2f0213ba6422741eb8e3edb8aa020bce836deb3c305
- 01 R eceb3d47336497f6fc649e66e4d7219881f87145944637e9ba41c40d0a2e7936
- 02 L a4c083548db9ba86dd1afa0d2d0dbae3abcc1d147fb16e264bcb22b3feaad093
- 03 L 0d0483ee2d869354aa8ca996cd19ce23e9281f256ea5563ee2b71ba5dc86069f
- 04 R 8aa9cf484b6371461782a445aadd5d5c598d39c127a380aebfd6cd8ab6ec8363
- 05 L 606341de4d203e681a741c09a6fede379b619822aa950651b31ba287ce2cc577
- 06 L 0bc482c6bb4d2ed39c054cbae3c6f87197b4e5be0224a3b81a4352ca09376a39
- 07 R 199a1567e90a4a5c278a1fdbc6ede0f9a17715df7458a866c6febc14e7479401
- 08 R ae6989831394e7fbe2fdefc1df3ebed013acaa2340cfb773750d6bfd3c70c1f7
- 09 L 1952d51bb38abd11434803f0b12eeaa4551aefa14497daa41c88b9a057578338
- root 226eaab5df5ba251b6402edda74facbf4cc0993f05d6f9047b12a8c7af165c5b