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
MUNICIPALITY OF NABUA, CAMARINES SUR Award a ₱998.0K contract to EA-EC CONSTRUCTION AND SUPPLYMunicipalities
Transaction hash:
4913b8e16c88ca91b034e2b2f57b09b2a7139cf7fc6bf60c82263f579c7a86ed
Status:
Included and unchanged
Block:
#5,225 788 blocks after it
Position in block:
Transaction 79 of 310
Award day:
Jul 27, 2023 (3 yrs 3 mo ago)
Value:
₱998,009.17
Project:
2023 INFRA 059
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 #5,225 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)MUNICIPALITY OF NABUA, CAMARINES SUR awarded it to EA-EC CONSTRUCTION AND SUPPLY on 2023-07-27.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 Nabua 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 4913b8e16c…7a86ednow …
- 2. Block Merkle root changedstored 4a240a8a2b…b71df6now …
- 3. Block #5225 hash changedstored e3bfd43bac…678269now …
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 309 records. Each step hashes the current value together with the sibling shown.
- leaf 4913b8e16c88ca91b034e2b2f57b09b2a7139cf7fc6bf60c82263f579c7a86ed
- 01 L 484a8ab291669fec8dbf65ddf01c401b4158018dd2a7819b5730ae28cbf23ef7
- 02 L e4f42c0d7059c2340ee64bedc0557570e72d5a0d8aed1adcc62a76cb8ad3735d
- 03 L cc51ad42941f56c750095fb76ffb48496ffd0a8bbe7330ce94ba986d5a7d193f
- 04 L 51168e4cbe4536b497b3861a04417fa0070a734f12ad8dee1ff7fa0cba9dce99
- 05 R ddf4ad2d493c83270ba25a9977e5ab083ac305320d5f8dc9c220febd211a4f0d
- 06 R add84264b127631157adcf21ab546c746d7a3180922643b158d0fc8cf5c89d64
- 07 L de717fcf72f7ff566add6d67c7a21124fee9e0d546b07e0a26444b32bac4e19c
- 08 R d11f0553664f5082f44f8298a4171c733297ea32a9df993646f7a8a6cad2bedc
- 09 R 06042ab0593edf32983994ef0231cec8708638a77e97ff0512969d30356ed851
- root 4a240a8a2b43981e285c2a2ec3aa367357e7cda6e48ac91cc09dbff5f6b71df6