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FY2026 GAA: ₱6.79T
PisoScan
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

API
Transaction 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

Accountability

Bill Sec. 3 and 19
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. 1. Appropriation
    GAA line item · Sec. 5(b)
    The award does not say which budget line pays for it.
    Not published
  2. 2. Allotment release
    SARO / allotment · Sec. 5(c)(iii)
    Not published per project. DBM releases SAROs, but not linked to individual contracts.
    Not published
  3. 3. Cash allocation
    Notice of Cash Allocation · Sec. 5(c)(iv)
    Not published per project.
    Not published
  4. 4. Contract award
    Notice 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. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    No matching DPWH contract record (only DPWH contracts are listed with progress).
    Not published
  6. 6. Payment
    Disbursement voucher · Sec. 5(c)(viii)
    Not published. No public source shows how much of this contract has been paid.
    Not published
  7. 7. Completion
    Certificate of completion · Sec. 5(d)
    No completion certificate published.
    Not published
  8. 8. Audit
    COA 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

Demo

Edit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.

  1. 1. Record fingerprint changed
    stored   a1ee3d61a9…75c439now      …
  2. 2. Block Merkle root changed
    stored   3718e36246…b558d8now      …
  3. 3. Block #3422 hash changed
    stored   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.

  1. leaf  a1ee3d61a91c80da21f288d8bed2c831a3c508cd9c7fc2464b291aae4e75c439
  2. 01 L a1c3edc066f7c0d7064fc88d1e18984b25541adfefa3389de235067099eab5e3
  3. 02 L cb7c15656f1956eae46bd1f634be74ad6e00a8baec28c09439e6a513b5063b2d
  4. 03 R 032ff495257b6f7c11e64492b1a2d01a9371b90f6dd6ea367e2af4082a15bc11
  5. 04 R 065f1b78caea5ac512c6e26746eb4b14ee78cef7214c35aeec8c7b51be24ff40
  6. 05 R 9016d6abaa84289b27b6aff0d08faad77cfa76993471338dba42396e95cb843c
  7. 06 R 623a5ab36cb8cb3635a0a77081ad8c612c737c8d6bad77298a739c2bd0d02d16
  8. 07 R ab37781db418808f239b7a4988e70ad82fe38159ef75bfe5fb08334b68b2518b
  9. 08 L d741ba1a95aaab4f03189037046295535ce7821121f70e4e0f997ae4900ff78b
  10. root  3718e36246102794ed91c4a26803d434486ef25aeb20e10c87c5b82d21b558d8