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 COTABATO Award a ₱595.1K contract to PADER CONSTRUCTION & SUPPLYProvinces
Transaction hash:
1020cb599765b8d4e55d0f6780809f88957ecb7e5bf6d127e754d9b53d871d3d
Status:
Included and unchanged
Block:
#3,425 2,588 blocks after it
Position in block:
Transaction 75 of 988
Award day:
May 22, 2018 (8 yrs 5 mo ago)
From:
Value:
₱595,058.50
Project:
PB INFRA 18-134
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 #3,425 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 COTABATO awarded it to PADER CONSTRUCTION & SUPPLY on 2018-05-22.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 Cotabato 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 1020cb5997…871d3dnow …
- 2. Block Merkle root changedstored afc2cd5390…19b960now …
- 3. Block #3425 hash changedstored 6e5fbdae95…f0bbc0now …
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 987 records. Each step hashes the current value together with the sibling shown.
- leaf 1020cb599765b8d4e55d0f6780809f88957ecb7e5bf6d127e754d9b53d871d3d
- 01 L 101f033bcefe98696426e16ec2fb1900827d0bccb7c58a124f3ddd82354938b8
- 02 L d68960f6ef8c03f8c3e36bf968215b635d9bb68018fea31be933fc4500be3a43
- 03 R 9f881daaddaa58519a5d65a00ffd507a9fb1ca7d7c3497b8706aff1a0cd51e38
- 04 L 509d379b4b6858f63298edd17d02a6b4ad1ca6654e48f37a8641a7bd1dcc605a
- 05 R e69ee2e77f43b8b2d677e86b4d002ff616359f1491b3d716ec99f525be66e284
- 06 R 10b2790cc0f5158937cd7bfc8cd48e4ce3243e1d5086700bb43ec1f6a57b8301
- 07 L b83840fee9d6a27e8aefd85005f9ed2f650d15531d34b5112432186f5543e740
- 08 R e23bbd776204e8bf35c5aa04e394212b636700641de5341e94185597038ff490
- 09 R 65cb29952274832bd7dbb6bc3ed034f6db56b240bddcbd3cbc840b7c9b84ed90
- 10 R 2b72762b7a0ac815490bc1fa1f7b6723846f01d6e899d2460baec47ca4fd300e
- root afc2cd53900dc781e9fa8a2d8b4195cf4e813225eb7cee3f68b7bcb6f219b960