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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 X Award a ₱28.3M contract to MINDANAO ROCKNational agencies

Transaction hash:
84d3e54b1cb3b3f25faec8713f1f2ec82782e65430f881aa621c17f59f80bf52
Status:
Included and unchanged
Block:
#3,820 2,193 blocks after it
Position in block:
Transaction 191 of 407
Award day:
Jul 15, 2019 (7 yrs 4 mo ago)
Value:
₱28,250,000.00
Project:
19K00056

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 #3,820 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 2019 OO-1", i.e. the FY2019 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 X awarded it to MINDANAO ROCK on 2019-07-15.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 19K00056: Completed, 100% 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)
    DPWH marks the contract "Completed" (end 2020-01-10). The certificate itself is not published.
    Partly
  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, 2 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   84d3e54b1c…80bf52now      …
  2. 2. Block Merkle root changed
    stored   6f2ad5c705…e8fc28now      …
  3. 3. Block #3820 hash changed
    stored   9fda52af10…c4ae70now      …
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 406 records. Each step hashes the current value together with the sibling shown.

  1. leaf  84d3e54b1cb3b3f25faec8713f1f2ec82782e65430f881aa621c17f59f80bf52
  2. 01 L 846b7513e303577f067d24eb276947c65f882551dec0fdec02d75130f09e6cea
  3. 02 L f4f7e976766a2b5e6ef1fe5c11ea9e0414d579ba70c5175b3919fe4549eaee7a
  4. 03 L 06cc6180f51c93f53cba65cfcea7db90105f06c8ca0ad4d25badca81b8cd1ac1
  5. 04 L 9cc508e3c27daaa86f3a4e81be94ffb9c16eedb0589c83279ae86bbc9bed08e6
  6. 05 L 5d1a8f78017d8a2d5e3708d9c30cb2ceb72dada804aa77d3d8e6bcd91e272915
  7. 06 L 9a5511a6e8044fe5758c15f651a9e39dcce6d9326041fe60fa75971bc0a9cc88
  8. 07 R 1665e923f3b8a89c0c0add140e549174c497503cbc8490479a6fcc7d6993cbe7
  9. 08 L e23735ac8eccfca6d643373ceade0e83ebb5db724f6254c8eb6b40fc52444fba
  10. 09 R 33e1ad27785c888d26154fb9b841936f1cac1af58bab75a5923e743514cc4048
  11. root  6f2ad5c7053d82212926842caad5d965f9f4728f85a056c7cab3161b1fe8fc28