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 - DINAGAT ISLANDS DI Award a ₱9.6M contract to HJV CONSTRUCTIONNational agencies
Transaction hash:
d02f954a31ced6deddeebfc57047b4fb95effaa6de1ae29ce3ee7b3207770ccd
Status:
Included and unchanged
Block:
#4,365 1,648 blocks after it
Position in block:
Transaction 354 of 444
Award day:
Feb 16, 2021 (5 yrs 8 mo ago)
Value:
₱9,590,274.54
Project:
21NE0021
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 #4,365 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-2", 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 - DINAGAT ISLANDS DI awarded it to HJV CONSTRUCTION on 2021-02-16.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21NE0021: 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 2021-10-25). 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 d02f954a31…770ccdnow …
- 2. Block Merkle root changedstored 3ba516b287…dde854now …
- 3. Block #4365 hash changedstored 6a1204ca79…6c7e3bnow …
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 443 records. Each step hashes the current value together with the sibling shown.
- leaf d02f954a31ced6deddeebfc57047b4fb95effaa6de1ae29ce3ee7b3207770ccd
- 01 R d0555816a0cb88698100c575157e26813d33c086352e83237470526f5c44e22e
- 02 L f94a578411c688fdf0dc7c5dfbadc7c289e7a7ab556c791d226b8cb6ff81d32c
- 03 R 11a94b71b8c2f7f31a2918cfabd26f45f1b15d3a2d81c98e2a8ba322ff262de4
- 04 R 429393b2e20988b6ec5ae1d29c25dd7b5db24fd2ce44e6bd71c447959ee02767
- 05 R 53afe19189788ec8ecfdc1f9fc82085af70e638751be3d9f6cdef28b53db3d16
- 06 L 3611119c6bd646c251e448902fb08470f87040bcdc346eb9f4e77e77aefab48f
- 07 L d65821a0e273035126c82826e489697a7b594ed036ecd455c8f7f4dbdb082be5
- 08 R ba5e2e8580eaf2d982ddda9ee17093e70d20cd5110149ceecaa52f984f22351a
- 09 L 50fc6eecd70edcd196037571759e2c9405dfe5760eeba354aa2bd3a56f11e962
- root 3ba516b28734e25c22200ef582dbd227f7f58cfd6e7b81070291fbc3f5dde854