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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

PROVINCE OF BATANGAS Award a ₱298.8K contract to A. MONTALBO TRADING AND CONSTRUCTIONProvinces

Transaction hash:
8d9f74e8efc6ef2fd0cf50d902f934c73a778406aa511f57a723333a7476bb12
Status:
Included and unchanged
Block:
#2,020 3,993 blocks after it
Position in block:
Transaction 122 of 233
Award day:
Mar 10, 2014 (12 yrs 8 mo ago)
Value:
₱298,847.79
Project:
Civil Works

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 #2,020 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)
    PROVINCE OF BATANGAS awarded it to A. MONTALBO TRADING AND CONSTRUCTION on 2014-03-10.
    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 Batangas gave a "not stated" 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   8d9f74e8ef…76bb12now      …
  2. 2. Block Merkle root changed
    stored   a174ec647b…e85d3enow      …
  3. 3. Block #2020 hash changed
    stored   661994c816…9443e3now      …
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 232 records. Each step hashes the current value together with the sibling shown.

  1. leaf  8d9f74e8efc6ef2fd0cf50d902f934c73a778406aa511f57a723333a7476bb12
  2. 01 R 8dc4f7efc2a8809207092eb6238c36a71aa63b58bdc75649bfc2131785ab7640
  3. 02 L 7265e5f5ea26a9038114c1a64ae5dda20e58fe46ebd81c3cdbb848dcef251f5a
  4. 03 R 5f74e6dbbd65ca2f5b8e83dfe43c87ef1ebbb65de2329c50017d24727fbeb93f
  5. 04 L 7eae9cf9bd0c21f133ce18088c05d04d0c2b9eba447a77c8098d0e1b35224b47
  6. 05 L 58b35cfd09e16f59a03d69139ecd210c70c06b61394ba4c76d87c3ea2cef0fba
  7. 06 L 7894ffe05108af4513af7cf444a7646b55d95ddc19e6c2011c9486d0d6aa1328
  8. 07 L 4d8b1f96f4fa46e0e3f7d7b23366298400397097e774d38b77990164b52fd01e
  9. 08 R 4bc042e4ad166ca52b18b6345585c59ce54948e93f2f2ccefa799faec69dfd16
  10. root  a174ec647b76146a91256585ae95306a00a81dbc540fbbe3ab83ce74d1e85d3e