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 SAN ESTEBAN, ILOCOS SUR Award a ₱496.2K contract to TFG CONSTRUCTION AND SUPPLIESMunicipalities
Transaction hash:
a1ee3d61a91c80da21f288d8bed2c831a3c508cd9c7fc2464b291aae4e75c439
Status:
Included and unchanged
Block:
#3,422 2,591 blocks after it
Position in block:
Transaction 131 of 200
Award day:
May 18, 2018 (8 yrs 5 mo ago)
Value:
₱496,183.78
Project:
Construction of Footbridge at Barangay Poblacion
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 #3,422 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 SAN ESTEBAN, ILOCOS SUR awarded it to TFG CONSTRUCTION AND SUPPLIES on 2018-05-18.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 San Esteban gave a "unmodified" 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 a1ee3d61a9…75c439now …
- 2. Block Merkle root changedstored 3718e36246…b558d8now …
- 3. Block #3422 hash changedstored 3a54e7795d…7b5f28now …
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 199 records. Each step hashes the current value together with the sibling shown.
- leaf a1ee3d61a91c80da21f288d8bed2c831a3c508cd9c7fc2464b291aae4e75c439
- 01 L a1c3edc066f7c0d7064fc88d1e18984b25541adfefa3389de235067099eab5e3
- 02 L cb7c15656f1956eae46bd1f634be74ad6e00a8baec28c09439e6a513b5063b2d
- 03 R 032ff495257b6f7c11e64492b1a2d01a9371b90f6dd6ea367e2af4082a15bc11
- 04 R 065f1b78caea5ac512c6e26746eb4b14ee78cef7214c35aeec8c7b51be24ff40
- 05 R 9016d6abaa84289b27b6aff0d08faad77cfa76993471338dba42396e95cb843c
- 06 R 623a5ab36cb8cb3635a0a77081ad8c612c737c8d6bad77298a739c2bd0d02d16
- 07 R ab37781db418808f239b7a4988e70ad82fe38159ef75bfe5fb08334b68b2518b
- 08 L d741ba1a95aaab4f03189037046295535ce7821121f70e4e0f997ae4900ff78b
- root 3718e36246102794ed91c4a26803d434486ef25aeb20e10c87c5b82d21b558d8