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
PROVINCE OF BATAAN Award a ₱2.0M contract to P & V CONSTRUCTION & SALESProvinces
Transaction hash:
8e93d22e6b3d5643cf46d0821d18600b87f57a410962f46d1038cec6e5a631a4
Status:
Included and unchanged
Block:
#2,696 3,317 blocks after it
Position in block:
Transaction 537 of 972
Award day:
Mar 21, 2016 (10 yrs 7 mo ago)
From:
Value:
₱1,994,502.48
Project:
Concreting
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 #2,696 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)PROVINCE OF BATAAN awarded it to P & V CONSTRUCTION & SALES on 2016-03-21.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)COA's CY2024 audit of Bataan gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 8e93d22e6b…a631a4now …
- 2. Block Merkle root changedstored 411f0d33c1…28e8d9now …
- 3. Block #2696 hash changedstored 688aedf65b…552783now …
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 971 records. Each step hashes the current value together with the sibling shown.
- leaf 8e93d22e6b3d5643cf46d0821d18600b87f57a410962f46d1038cec6e5a631a4
- 01 L 8e3eda123740c66487e40e0ce2a7b6c80239e28ab27ac5a86e5f5cc815dcf44a
- 02 R 16164378130339ae6a4bc4f6aea3ad42986f0a335468ba997b9d34fd3720cf19
- 03 R f52c30402c5baf4e2455baecfd3bfda223314e227d1744beb4b46eec492d1ec2
- 04 L 1a20564e4fe1f7b4d7851fb191dfacdce9bced80876a788497f5c4d2f249c906
- 05 L 7085bb449335801af68bce51a8c4e47200d2dd926d928f19bd63311a79a53de1
- 06 R 1611a88733d17f5ca77250601563f877b9becb59f247c680ec61d32843b30169
- 07 R 7a7471b0435cd6b59231a7d1667afb6a53ba5abbc59ce1bb251891b0a56f5d6c
- 08 R d22d2245c61154cf6c82a84757d3e7082562c937273cc5a93a5a124832c34437
- 09 R 2835a71911458d596a1b202fd13ebbd351df380866a05da1dcf029a3c168f306
- 10 L c6ce0514fafe918849dd98e5130bd1a70321f545d105344f22921e3b329e7f1f
- root 411f0d33c1ff8fe06f553dbe0e3076d7d43be2d1c36eef4a487581be7428e8d9