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 - SOUTHERN LEYTE DEO Award a ₱21.9M contract to DAV-LEY CONSTRUCTION SERVICESNational agencies
Transaction hash:
65e1d63af7465a2ae83ce65aca09a4472e4b71225ad20bd5784a5e5f82a6e1b1
Status:
Included and unchanged
Block:
#4,354 1,659 blocks after it
Position in block:
Transaction 58 of 170
Award day:
Feb 3, 2021 (5 yrs 9 mo ago)
Value:
₱21,935,252.27
Project:
21IL0088 CONSTRUCTION / MAINTENANCE OF FLOOD MITIG
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 #4,354 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 - SOUTHERN LEYTE DEO awarded it to DAV-LEY CONSTRUCTION SERVICES on 2021-02-03.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 65e1d63af7…a6e1b1now …
- 2. Block Merkle root changedstored 5a5e9314cc…e24e2anow …
- 3. Block #4354 hash changedstored f7cf57b415…656ac8now …
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 169 records. Each step hashes the current value together with the sibling shown.
- leaf 65e1d63af7465a2ae83ce65aca09a4472e4b71225ad20bd5784a5e5f82a6e1b1
- 01 R 684e5659f36ba433fa6aab401b4d467cb251301ce4068f2cdd88641828978e44
- 02 L 73f64e99474c04817ed72de442133a0e94946fe71aa63cb8dcdcd8c7b22ee6c5
- 03 R 7a0859c10a380f6673ecbabc4956a9bbc9ca9c936c0b3f6fc308af7a71752a5e
- 04 L 14b7c3958f0b46f94ce4608063483dc1974201f3b0e27c46f50f128ae403d774
- 05 L 84e12d586a67a3b56258915e0f7712b2c16af364bd42cd2dd54f02b9a330f254
- 06 L 2968febdd966faaaa4c69252df563830d7fae3f03bd5106f11e987520f24ebb2
- 07 R 9f5f632503ca7018cd1367d341feb5bbe7de7c4a6bf21bdddc86af64e68bd4f6
- 08 R b0ab8270badf203922708bfe70219d408eeb77edc5398ef629d8caecee832024
- root 5a5e9314cc550b6d799781d7431f27e0bf474b5bd9d8ad5c80c2ef6d6de24e2a