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 - CAMARINES NORTE ED Award a ₱4.9M contract to PRECIOUS CONSTRUCTIONNational agencies
Transaction hash:
138ddb4fa0807b36551bc121c890157653ef99dc12354ab59cd6d0e82e9f2d7f
Status:
Included and unchanged
Block:
#4,743 1,270 blocks after it
Position in block:
Transaction 53 of 605
Award day:
Mar 11, 2022 (4 yrs 8 mo ago)
Value:
₱4,855,169.56
Project:
22FC0121
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 #4,743 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 2022 CSSP", i.e. the FY2022 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 - CAMARINES NORTE ED awarded it to PRECIOUS CONSTRUCTION on 2022-03-11.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22FC0121: 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 2022-05-16). 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 138ddb4fa0…9f2d7fnow …
- 2. Block Merkle root changedstored 13bc798019…549c85now …
- 3. Block #4743 hash changedstored 37455c7502…abc399now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 604 records. Each step hashes the current value together with the sibling shown.
- leaf 138ddb4fa0807b36551bc121c890157653ef99dc12354ab59cd6d0e82e9f2d7f
- 01 L 128def63ca8fd0f3b3721b2a964dc508d66d4bffd4f891431d64968892350703
- 02 R a6f2dca97daf6b079dcb67a9ca402e95c3777105043de94a2e460945d81222f5
- 03 L f25559c250e4a169d341325a123d432d749088cc55ed18342b6098c319f45a57
- 04 R 1cd334493c45b4922611f3f9ccec98fc94c77e47d8e21d223a3ee65c0f6800e1
- 05 L 4d5168e6e9d5b8e2c81c69b566f4f86d252dd1569aa11d6bb5577395c2d4885c
- 06 L ee77d60a67e84908d67ca980c061446b420ae87ba0ad2b8959c4342ae81a7d4a
- 07 R 036a0c01e20e2624d95c1011eb128cf067b33911c9f737e4da256e20b1423ccf
- 08 R 57433b8571afe2e35bba5e153067242b1711a3fa4564c7c9355504793618519f
- 09 R 3cbadcfc83dc178bb9ca8bba7699d133bbbd293932563b9bcf0325fa6bf79271
- 10 R 2bfe85343df4d67b2fa00913c2fd6556d4a2cbf474503f5b876b91b6dd8fc5ff
- root 13bc798019713503e6493d583b99aa9fafbcc71dae02242a434d033df5549c85