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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 - LOWER KALINGA DEO Award a ₱969.1K contract to GADAV BUILDERSNational agencies

Transaction hash:
a131bd3ee7f588cbf16aa8f298a8e3ce8f4a55e5565d9b5bf83395b9be9f3b82
Status:
Included and unchanged
Block:
#4,460 1,553 blocks after it
Position in block:
Transaction 173 of 243
Award day:
May 26, 2021 (5 yrs 5 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 #4,460 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 2021 LP", i.e. the FY2021 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 - LOWER KALINGA DEO awarded it to GADAV BUILDERS on 2021-05-26.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 21PL0075: 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 2021-09-10). 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   a131bd3ee7…9f3b82now      …
  2. 2. Block Merkle root changed
    stored   acd68b91e7…c471a0now      …
  3. 3. Block #4460 hash changed
    stored   3c3c14ec64…8e6e09now      …
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 242 records. Each step hashes the current value together with the sibling shown.

  1. leaf  a131bd3ee7f588cbf16aa8f298a8e3ce8f4a55e5565d9b5bf83395b9be9f3b82
  2. 01 L a122ca879dcb6ce5f8601bbfd90e24333d779fa2f4871ebb80c3eb0e3f68ceb2
  3. 02 R b0a172c0fcb293315a31a42667092796763dd5f951f3e3d4ba151e4c0a29b74b
  4. 03 L 4a5627d69b05f7d5279d91ea5262fd3aa0f4451a1fa1e546dadf7884e97e5f83
  5. 04 L ddcf12a08c837ed8e3ab3fd7f4f5f880d13bc66c627698e7a0b2dce15b7bc40f
  6. 05 R 5258c5c6a2771d72ffbc761c8fbd1567d8874fabf7577c5dbdc83e892a1cd875
  7. 06 L f9bb2039977a46435ef3ee547068b9b1bc5a32c41ed3bae3462be82af42d8887
  8. 07 R 3035ef5e7acadb23804edb26221f5aca5c109d0f234379978843c7f8ae908dd7
  9. 08 L ca9cbdcc2d2542da70e619395e081f3c54aeeef7b646f7a53546d2d523e30208
  10. root  acd68b91e7048ae8ca383d0ac4741e0620f5941977370d1a4ea4317b83c471a0