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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

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION IV-B Award a ₱140.3M contract to MORTAR MASTERS AND CONCRETE BUILDERSNational agencies

Transaction hash:
1adfbbfbf5ba765a71b774d88db99e4ce0e2ed56e985fe26b455aec175661884
Status:
Included and unchanged
Block:
#4,836 1,177 blocks after it
Position in block:
Transaction 26 of 239
Award day:
Jun 24, 2022 (4 yrs 4 mo ago)

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 #4,836 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)
    DPWH lists the funding source as "Regular Infra - GAA 2022 CSSP", i.e. the FY2022 GAA. The exact UACS line is not given.
    Partly
  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)
    DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION IV-B awarded it to MORTAR MASTERS AND CONCRETE BUILDERS on 2022-06-24.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 22E00064: On-Going, 63.4% physical progress.
    Found
  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)
    No COA finding linked to this contract.
    Not published

2 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   1adfbbfbf5…661884now      …
  2. 2. Block Merkle root changed
    stored   20f3660e3b…69436fnow      …
  3. 3. Block #4836 hash changed
    stored   6492603514…995fb1now      …
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 238 records. Each step hashes the current value together with the sibling shown.

  1. leaf  1adfbbfbf5ba765a71b774d88db99e4ce0e2ed56e985fe26b455aec175661884
  2. 01 R 1b4759a3dabc250429e4f078ea0a42ca89c99957ec2d8b952ddcc4df4c74378d
  3. 02 L a7d1244826c667b58ff203fac374257b0d10a69716a5b67051ee76bd159b042d
  4. 03 R 09acfec5b0cbafd886819e18b0b180722a7cc2ccd792c509d0c46e602ade6f7c
  5. 04 L 5b62df1bf37cf3d5c9c26ab952813f2adc071b61a0d1b669dfb18b377861fd6d
  6. 05 L a3309ba7d2b8461d9f60ffd026eb0a3b46585f2eeebd253cd9af2e4fa3ae0553
  7. 06 R b32cef813dfd44c722cb3d0b7304dbea424562a585fef8033c85db6d04c446c7
  8. 07 R d47a5850a812669332d45a86a7261008ff71eb7368a334d63299115d0cca36e7
  9. 08 R 00f860e82c54e95e19a0d5d11a212268ec0c9ceb722dd7637f143f44d11acf49
  10. root  20f3660e3b37aa7eb4625d3d541d95a35ad4724dd225c2373d9e27572869436f