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 IX Award a ₱14.2M contract to ESR CONSTRUCTION & DEVELOPMENT CORPORATIONNational agencies
Transaction hash:
cf28a6a80e122ebc9abd31311363a34c2f800d91b27d6eccf9a3b5102ad13979
Status:
Included and unchanged
Block:
#4,168 1,845 blocks after it
Position in block:
Transaction 135 of 181
Award day:
Jul 20, 2020 (6 yrs 3 mo ago)
Value:
₱14,165,532.67
Project:
20J00188
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 #4,168 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 2020 LP", i.e. the FY2020 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 IX awarded it to ESR CONSTRUCTION & DEVELOPMENT CORPORATION on 2020-07-20.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20J00188: 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 2021-02-19). 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 cf28a6a80e…d13979now …
- 2. Block Merkle root changedstored 9a7af6b999…25f0d2now …
- 3. Block #4168 hash changedstored 69856941d4…21c761now …
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 180 records. Each step hashes the current value together with the sibling shown.
- leaf cf28a6a80e122ebc9abd31311363a34c2f800d91b27d6eccf9a3b5102ad13979
- 01 L ce0864df967040f3d07684cb5b7dcd57bdc7d43f9bbb37a0449018327f434f1c
- 02 L b42446ebc5512f6c83ee846c3f20e6e6b48014f00b5aa2ad97d646040489911a
- 03 L 926198af91f3975fe2b6e0b68b58e731f742ff5a2be0f65c819ceaf436eae8f7
- 04 R 05e39573f0c0a63a3ebe86118bfca80f3943c464d77817f23207a4d1f08a6a44
- 05 R c1689079b4866d22acb1a3ce6025da5df91fbc12b7ce2b07e9ebdc9ef34a2253
- 06 R f74631833348f4b75b0a5d65275a1460acee7c92b1d5f81a611ae96124bbd833
- 07 R 214cacb3c46d4928934c12e15a712155faabc09120349f2e795e387ef86b9d20
- 08 L 87b937a76c5c83c6d82ece2ef5d546e8421574d55d88e0b4a767a40248a41ac8
- root 9a7af6b9996c5e098b71c700abcbf4164c3248c50d07b7e549a17599f325f0d2