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 - CAGAYAN 3RD DEO Award a ₱28.6M contract to MEGAY CONSTRUCTIONNational agencies
Transaction hash:
ed3fb0861fc95bbaf1b36a5a6a01f84d0c4714b2b21f9726c961931c5d6dede3
Status:
Included and unchanged
Block:
#4,420 1,593 blocks after it
Position in block:
Transaction 262 of 285
Award day:
Apr 14, 2021 (5 yrs 7 mo ago)
Value:
₱28,558,806.53
Project:
Restoration/Repair of National Road Along Peñablan
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 #4,420 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 - CAGAYAN 3RD DEO awarded it to MEGAY CONSTRUCTION on 2021-04-14.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 ed3fb0861f…6dede3now …
- 2. Block Merkle root changedstored f81b09f452…eff0b5now …
- 3. Block #4420 hash changedstored 57ea831ad4…bff6a7now …
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 284 records. Each step hashes the current value together with the sibling shown.
- leaf ed3fb0861fc95bbaf1b36a5a6a01f84d0c4714b2b21f9726c961931c5d6dede3
- 01 R edd40b65d789cddcec875511f57a5c92b284d19a4ec9f22c4a45d8d3ad6e3e04
- 02 L 5afdb33e8bba65b47a86e9589aea7cba57c7fcbe194f8453e53424d8d838dcf1
- 03 L f68f1d4e00f48b87e0e857fbc9d598291bd1a2702f80b5b70d6f92222b4dd343
- 04 R 3fe4d80afcb4f7d0a70d1e1b6570647d1998a531cce1e4d694353c788ec586ce
- 05 R f097b1715c02aae9487b34368a436cc92cdce59d438c2f78642530e10c36edea
- 06 R da1b9833087bdf4c93e6d05201fdaaecaf44ce18d32dbc64140f9b2d1baee756
- 07 R f71a43e599ce9ef44d1772ae90caec6895040c28770e78f9def249b5ed84f6ba
- 08 R 5fae3a1ed708eef4965f7919f314645caa4f2e0e9f09af83030806a826cbf357
- 09 L 3365c72ade2e4b7302d144ffbea8ef7a76f9c7d863aa58334e86d2a1a61eddb7
- root f81b09f452af40c60b29bce6cb5c9fb4b2d6391fbfa27ea6d97899d788eff0b5