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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 CALINTAAN, OCCIDENTAL MINDORO Award a ₱3.0M contract to BLACER CONSTRUCTION CORP.Municipalities

Transaction hash:
0866bf992b653dca4f441fc5995451f1b27dc918cd0cc3b90199d394b01277e9
Status:
Included and unchanged
Block:
#540 5,473 blocks after it
Position in block:
Transaction 0 of 24
Award day:
Feb 20, 2009 (17 yrs 8 mo ago)
Value:
₱2,997,850.00
Project:
Negotiated Procurement for Renovation of Municipal Hall

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 #540 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 CALINTAAN, OCCIDENTAL MINDORO awarded it to BLACER CONSTRUCTION CORP. on 2009-02-20.
    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 Calintaan 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   0866bf992b…1277e9now      …
  2. 2. Block Merkle root changed
    stored   b4231e6d41…48bd4anow      …
  3. 3. Block #540 hash changed
    stored   a4b8034a1c…d9032cnow      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (5 steps)

How this one record is tied to the block's Merkle root, without needing the other 23 records. Each step hashes the current value together with the sibling shown.

  1. leaf  0866bf992b653dca4f441fc5995451f1b27dc918cd0cc3b90199d394b01277e9
  2. 01 R 0f1ff82f4d4e7ae82dafd2c4f639f417319182cbcb2a3544cbb04f48ef327106
  3. 02 R e0179df9059448dd1bdb78e27cce1cf40640fb0ca747c363d5dd3b4d9fce7a0c
  4. 03 R f9eb102d3b3ef5e22922c048e8894c62ae47dc07242478d01f8e284848612c97
  5. 04 R 16dde0481f36a6036945d333fce2fd7ecee0c6447020287db8085c365f5ff87a
  6. 05 R 6c8763d170cac60ef3a276a65327a12153487c0754569a441fb20fa70c0f8d51
  7. root  b4231e6d41163df1bf482c74c226d8ccb082628e5d0f05671f92a3f6d548bd4a