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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 - BULACAN 2ND DEO Award a ₱4.8M contract to RODOLFO R. SANTIAGO CONSTRUCTIONNational agencies

Transaction hash:
cc07ca6d3cb4e74bc233f5ee8cf341a456663c156c58da4cab0bed1dcaa7cb46
Status:
Included and unchanged
Block:
#3,720 2,293 blocks after it
Position in block:
Transaction 240 of 310
Award day:
Mar 27, 2019 (7 yrs 7 mo ago)
Value:
₱4,775,479.11
Project:
19CD0124Concreting of Zone 7, Brgy. Magmarale

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 #3,720 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 "Outside Infra - GAA 2018 DA FMR", i.e. the FY2018 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 - BULACAN 2ND DEO awarded it to RODOLFO R. SANTIAGO CONSTRUCTION on 2019-03-27.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 19CD0124: 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 2019-07-02). 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   cc07ca6d3c…a7cb46now      …
  2. 2. Block Merkle root changed
    stored   64f04267a3…339f58now      …
  3. 3. Block #3720 hash changed
    stored   3f15d4e9d4…54c084now      …
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 309 records. Each step hashes the current value together with the sibling shown.

  1. leaf  cc07ca6d3cb4e74bc233f5ee8cf341a456663c156c58da4cab0bed1dcaa7cb46
  2. 01 R ccbd0a622a7f9743ebbc2eb42e092110833a2baa5d1b2ab146427bfcdd6f0618
  3. 02 R d1437be539ea44d1d2eb85241a047c2be9df69fcc65324278d1394370bf80f9a
  4. 03 R a606fb851aa684a152f8b8832f8470e52f7011bb46ce557e78d3b9667e2f6b69
  5. 04 R 5bc313f7e462f8fca86c669a97062fad5f9fff516cf2325d1e12cdbb472a1659
  6. 05 L eba4e97bcc1908c67a0a243429f447d3eb465035f86fcad31f4d20a9e6204651
  7. 06 L 67817d93f4073568b32bb22a7cf968442bc646c53aa6ff90e048b5d43d4dd968
  8. 07 L 741d4d2ec02e41def94474b350f7b004db4a07b1ec22f5723753268c88469da3
  9. 08 L 099a5f05ea5b19d836457da0bac7abfc49829ce548147d33592a335325518558
  10. 09 R 4b31023fe3381b363a807eb222891eae26620abbcf9653dd0776ba2900814b74
  11. root  64f04267a33cac66beb905489888c57b1a221b68b84a279f70702d689f339f58