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 - PAMPANGA 3RD DEO Award a ₱71.3M contract to B-12 CONSTRUCTION AND TRADING CORPORATIONNational agencies
Transaction hash:
e8cf0a12e5cc0d40b7c2a85497135703423c9b049233115c9e612f0f7350faa3
Status:
Included and unchanged
Block:
#4,676 1,337 blocks after it
Position in block:
Transaction 719 of 798
Award day:
Dec 31, 2021 (4 yrs 10 mo ago)
Value:
₱71,348,887.36
Project:
21CI0054
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 #4,676 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-1", 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 - PAMPANGA 3RD DEO awarded it to B-12 CONSTRUCTION AND TRADING CORPORATION on 2021-12-31.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21CI0054: 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 2022-06-22). 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 e8cf0a12e5…50faa3now …
- 2. Block Merkle root changedstored e2a179648a…215c3anow …
- 3. Block #4676 hash changedstored ed19b5e47b…1ab905now …
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 797 records. Each step hashes the current value together with the sibling shown.
- leaf e8cf0a12e5cc0d40b7c2a85497135703423c9b049233115c9e612f0f7350faa3
- 01 L e87b2ff2b821805f1d1f7b95fac121130c74669c7122e2ac615a030e92824646
- 02 L a1fa1593f82b4f1c39833b10e648356387b8c214994d8784aa19dc94911adc0f
- 03 L ad8cede8be298b8c982d2dea0f8bf303d56dd26dd6f46761cf5cb6e8836dd927
- 04 L acbfc994a50a2175b1ca516aac2d4a4a23c5423189c05f84eb553afd5aeda7f5
- 05 R 7cc2a126461795b260235f6e9119899886aefb7a69084a5247b24a173c1100bc
- 06 R 92a3fb79932247a7db8f768a30f077321a3e507efabd5c5e35451982f8ab5281
- 07 L 221c7189f04c07e51f4719f1fd9a3c70a54058aa023381ed2d7df91e1f6e40f9
- 08 L 451b863bbb88aaad35ab71b5798ccbad7cbca80d9ec59b2a2f4e4e1f81c971dc
- 09 R 6b2aa0f93f5a289d4780be5859bd18393ca29d037c5606bfa6c0507318210e9e
- 10 L 5e47c515c7d227cabea4e133ace4ed50d7a3944fa6caa35cb48e8ed7fc4513b3
- root e2a179648a6589df661534bb5271a23f726a67490558beb17a0727841d215c3a