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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

CITY OF TABACO, ALBAY Award a ₱420.1K contract to S.E.R. CONSTRUCTION AND DEVELOPMENT CORP.Cities

Transaction hash:
2e335baa06f16e17740d9b506812396c74caeb7fcc1fda39a1167aa6391449cc
Status:
Included and unchanged
Block:
#5,789 224 blocks after it
Position in block:
Transaction 88 of 455
Award day:
Mar 3, 2025 (1 yr 8 mo ago)
Value:
₱420,150.00
Project:
Construction Projects

Accountability

Bill Sec. 3 and 19
Responsible 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 #5,789 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)
    CITY OF TABACO, ALBAY awarded it to S.E.R. CONSTRUCTION AND DEVELOPMENT CORP. on 2025-03-03.
    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 City of Tabaco 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

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   2e335baa06…1449ccnow      …
  2. 2. Block Merkle root changed
    stored   a8cbc6eec2…188a1fnow      …
  3. 3. Block #5789 hash changed
    stored   b142776314…955666now      …
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 454 records. Each step hashes the current value together with the sibling shown.

  1. leaf  2e335baa06f16e17740d9b506812396c74caeb7fcc1fda39a1167aa6391449cc
  2. 01 R 2e4c0484bcbf80dfe4ab0a1f2c6a5ef7a389285f47953509c0a8801ae5e0aa8a
  3. 02 R 8a5627b0c1f36f6409842dfca8c0c5bf50ba235f0b7eb344c12a99e968196d85
  4. 03 R 938d7f40579e9f0bf355ac33ab1cda228de937e5836f18d41c14973bd617dc05
  5. 04 L 466efdfdcf14dd3ca47cf9cc10c5764849c7f5ae96d6d292ccc2992b3fb366aa
  6. 05 L 673e91a52dfabb64bb5e185c1f2788ae6d062afd8ee9e1b30ae1d5b174b8e303
  7. 06 R 21802dfaaa44af8df7a43d81447a27cd45d43477f873dcd5ddb9b4ed84c4244d
  8. 07 L ce6fb7955791379688697e5936f3b2c274694baa083f3798683ca50ef5acf1b4
  9. 08 R bf10cc05ff60561dded0b74da8f39b735a5b415bd00b8483bc9175ad1be36c31
  10. 09 R 1ecc8a35b6f3441e26b325f896f6fcc0b09e10c99380b28d327c0782cc2d9b3a
  11. root  a8cbc6eec2dc3d83c1a1f59485ca617222c7902153822263754e893ae8188a1f