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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 POLANGUI, ALBAY Award a ₱1.5M contract to EMRA CONSTRUCTION AND SUPPLY SERVICESMunicipalities

Transaction hash:
28da35c2a17a93909b46fc4dc922c9260db463eabf365a5fb71a6f0d5687a747
Status:
Included and unchanged
Block:
#2,659 3,354 blocks after it
Position in block:
Transaction 31 of 208
Award day:
Feb 9, 2016 (10 yrs 9 mo ago)
Value:
₱1,485,961.97
Project:
Rehab/Improvement of Muscuvado Plant

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 #2,659 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 POLANGUI, ALBAY awarded it to EMRA CONSTRUCTION AND SUPPLY SERVICES on 2016-02-09.
    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 Polangui gave a "unmodified" 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   28da35c2a1…87a747now      …
  2. 2. Block Merkle root changed
    stored   48748437a5…6b1bbenow      …
  3. 3. Block #2659 hash changed
    stored   ae47012074…2845f9now      …
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 207 records. Each step hashes the current value together with the sibling shown.

  1. leaf  28da35c2a17a93909b46fc4dc922c9260db463eabf365a5fb71a6f0d5687a747
  2. 01 L 2728eabff313b86d3cb5f90c1b9c18e4cd9c68141bc3b044b5bf56b4a27fd846
  3. 02 L 5d98fc54aea5d08d496a44e88d4db95d2e69342072c1c0dc4be737c928113f83
  4. 03 L 40b7ad5e5a44053c9d531bc2e0e7995161275ccf0b1999f838944c537012002c
  5. 04 L 95b9849a0b41447b763d9c450e00f69a2826b790560d6289b78eb7e45a4c32b1
  6. 05 L e2fe3a37e7acb7cef12eaeccf08c55d09872012c9fa05f137e91d2f841c7ff6b
  7. 06 R 7aaf1528cb2cb1bfd86b16c278df96b463008ffe2002404b2db19bfb9832e7c4
  8. 07 R ba067d4ebcf9f14252b2eb7feaa87143209a2e85b9fec75f839fb11b416bb27b
  9. 08 R ad0e328324557fc82a22b5297cbe41f44dfee1b9e1e1899f9d68f665e80bfcb5
  10. root  48748437a517f03df6ba137bd5c6aac93ac0acc8afe930c40120da152a6b1bbe