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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 ₱525.0K contract to J S ZAMORA CONSTRUCTIONCities

Transaction hash:
a7a7db46f34ea39aa18a69c48d53825c72fdcd166d4f8e1bc2eac239bf98f71d
Status:
Included and unchanged
Block:
#5,331 682 blocks after it
Position in block:
Transaction 182 of 294
Award day:
Nov 15, 2023 (3 yrs ago)
Value:
₱525,000.00
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 #5,331 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 J S ZAMORA CONSTRUCTION on 2023-11-15.
    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   a7a7db46f3…98f71dnow      …
  2. 2. Block Merkle root changed
    stored   b809c87c69…a21880now      …
  3. 3. Block #5331 hash changed
    stored   2453c95545…fc1754now      …
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 293 records. Each step hashes the current value together with the sibling shown.

  1. leaf  a7a7db46f34ea39aa18a69c48d53825c72fdcd166d4f8e1bc2eac239bf98f71d
  2. 01 R a7b426209f4c228a8b4109cc42cb75cf10cc9bac120ba7773ecb36af84f0eb6e
  3. 02 L 7fceb235df1ec9448f58410e5160fc9c762631a5c72917b50323e92f3eb2659a
  4. 03 L b0bd7863f04a918342f69413af1e5fb152d3de535db4f90bcff180a61b3d6bf7
  5. 04 R 160205759fe3c603ab2ab70cd81db0d3063acde6a73b906a4d2a625eb5c386a1
  6. 05 L 9743a8e8eb895eda678ac022ccbf9e61bc70f63a2bf83c8393776c601012a017
  7. 06 L 53610b76ee3173f45f19cc4a6dd75b80e3e35cbab42ac813679c55875f97f0db
  8. 07 R 55c7ab8a563656233f5ca14d73607e15ff8905c01bc3b7e74b58bd265dde1726
  9. 08 L 577630a525305f1be52cb378c18277c6dc6df140cb49d277960aa48c8f3141b5
  10. 09 R c2eea5b95670b41b24cf2a0cbc371f679bf145632e51fa311f279234867c9d9e
  11. root  b809c87c69e610ab28cd3b74f030a29c41af3758c8b6533ef407b9eca9a21880