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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 - AURORA DEO Award a ₱95.9M contract to IRC CONSTRUCTION AND SUPPLIESNational agencies

Transaction hash:
39cfbcbfa75feb015f05cfdb82e7098b631c7639d3213697ec1436ead7e078db
Status:
Included and unchanged
Block:
#4,286 1,727 blocks after it
Position in block:
Transaction 195 of 855
Award day:
Nov 20, 2020 (5 yrs 11 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 #4,286 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 2020 LP", i.e. the FY2020 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 - AURORA DEO awarded it to IRC CONSTRUCTION AND SUPPLIES on 2020-11-20.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 20CN0128: 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 2022-09-30). 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   39cfbcbfa7…e078dbnow      …
  2. 2. Block Merkle root changed
    stored   80aa5c382d…02b1dfnow      …
  3. 3. Block #4286 hash changed
    stored   f7bfb9fcde…77d274now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (10 steps)

How this one record is tied to the block's Merkle root, without needing the other 854 records. Each step hashes the current value together with the sibling shown.

  1. leaf  39cfbcbfa75feb015f05cfdb82e7098b631c7639d3213697ec1436ead7e078db
  2. 01 L 39ccdecedee431dc0f451be6ef5f92aad8325ec32387d6842699550d911671f4
  3. 02 L b15435fe998391b9cefbe88757f823dcaf6ef2bd9939b64c3fa4822cafae3499
  4. 03 R 38795589dfdfdb62a81a1f4e2574628d56c5225f694e92a96eaecfbb9f3a6451
  5. 04 R 8cd838bf46f3d5d9d40770e081579a1e1eed3afcf77ce50e7f48b2dc8db7e3e5
  6. 05 R 9a6bd6f871d398494f67ab34776d934b5745e3a403659ba1ca5ccb1dd677f6a2
  7. 06 R 6a87abc008f4f925c481cb60cf6a9d92c5ff7575662abd7d1a6df36b338a8d94
  8. 07 L 9564efd22a863f170dbf77b5c226ec6a7df751e0af0577c512afad433aa7930e
  9. 08 L 3f450885dc689269820b50623254e0cefd01f226d566e4a3e78aa53e1ae78776
  10. 09 R e1f91f7c47032be641d6b61aa6ba331fc9ee3c0dc9f03dbc2a5088d5990f3967
  11. 10 R 7c5481cdc37df64be8df53db0dbdf5293247e1169d95f6f0151af7d86da36955
  12. root  80aa5c382d344b1494d93056f571a074b7c9e4b172129f51f9c85a50cb02b1df