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 - BATANGAS IV DEO Award a ₱4.8M contract to ABLB CONSTRUCTION SERVICESNational agencies
Transaction hash:
b80ffceafec1736a4d3f5d1c9681b8a553a2679ef2a4e089c2f682a2712c77ca
Status:
Included and unchanged
Block:
#4,590 1,423 blocks after it
Position in block:
Transaction 146 of 203
Award day:
Oct 6, 2021 (5 yrs 1 mo ago)
Value:
₱4,849,577.82
Project:
21DD0291
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 #4,590 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 LP", 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 - BATANGAS IV DEO awarded it to ABLB CONSTRUCTION SERVICES on 2021-10-06.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21DD0291: 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 2022-02-10). 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 b80ffceafe…2c77canow …
- 2. Block Merkle root changedstored 1296ab8544…ac2babnow …
- 3. Block #4590 hash changedstored adcd970c35…e63653now …
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 202 records. Each step hashes the current value together with the sibling shown.
- leaf b80ffceafec1736a4d3f5d1c9681b8a553a2679ef2a4e089c2f682a2712c77ca
- 01 R b9abb23891e6f639b5ab19424b6206cf3dab0c07908ea5872a0af37e5f44d0b6
- 02 L ad27e955f97025d8ea86038218d3c58654cca901284806005bd2522156ef3505
- 03 R 3aaa24714da6ea96a053764be92453f0e26d060f67420e0b2163cb0a7e4ee033
- 04 R 9f694f79d27e4cdb152c077bc6b8a3bd7c547baa11a5d66c650febdb59af4bdd
- 05 L d92a3dcfd8cd176f6a8533c8fcb23efca49b68c0dce4c88c96459a10555572ff
- 06 R 0ae6d2e83f2493038804795bb57eb0141538c6c5f70e0380258d446993949de8
- 07 R 93640a7651e687aa5e9983eea8315fdbc9b51a3894c0548c8501c5e9b599ec35
- 08 L 9bd8e2fe5720a671c3b1f64f26368cac5be8bda44cc7c8eee3db51fcf65c8cc3
- root 1296ab85448200d3db264e100a54dce26fd8a41244453843f3772ebfa7ac2bab