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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 TAYABAS, QUEZON Award a ₱994.9K contract to R.A MENDIOLA CONSTRUCTION & DEVELOPERCities

Transaction hash:
468cd5f4bf909e2283eeecb8a3934f5cc7ccb64141af41ec815ffdc359a470a2
Status:
Included and unchanged
Block:
#3,268 2,745 blocks after it
Position in block:
Transaction 142 of 478
Award day:
Dec 8, 2017 (8 yrs 11 mo ago)
Value:
₱994,898.40
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 #3,268 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 TAYABAS, QUEZON awarded it to R.A MENDIOLA CONSTRUCTION & DEVELOPER on 2017-12-08.
    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 Tayabas 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   468cd5f4bf…a470a2now      …
  2. 2. Block Merkle root changed
    stored   adfb85993d…101b0fnow      …
  3. 3. Block #3268 hash changed
    stored   6de9c30b0e…a12ef8now      …
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 477 records. Each step hashes the current value together with the sibling shown.

  1. leaf  468cd5f4bf909e2283eeecb8a3934f5cc7ccb64141af41ec815ffdc359a470a2
  2. 01 R 46d8e9fcc9c4fd279f8d20f01ea973b03e7df4c4456e4459749bd56d03d295c1
  3. 02 L 2cf7170eed15f4983e9b66e8134af5d59db39071ced526f9693ce3ef1b5c8124
  4. 03 L 7b28f47258e313099d264c57ee0aa543f51899ca1e2b222b70613fa1afcc4561
  5. 04 L b7950c81f73674f0019fd632b9f29fb3aef09b6f50b88f9ef1fdf5526ba2cb52
  6. 05 R e70e873198e7895945b4f530b5cc06c56c31aa66e72dfb98843d9fe4beb0f8fc
  7. 06 R cb8dd26720b14292e32838a2130ec73a4eed20f04a176d6761c96d5c8be0b764
  8. 07 R 6815f807e196e940befcdbb736b86439ff15fecc1cd36757a8228a5e01f39eb8
  9. 08 L 89ff70e0d192709cbd7d28a845579903ef62f31590bceed7a94e1270c7dda5bd
  10. 09 R b73aab02621de84b746c6502742de3d82e6dd9011b7c6f70f20d7b4b8e59b0be
  11. root  adfb85993da14a506c8e44fc2d7c0817fbda0e98d0c3b86623f5a1fc25101b0f