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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 - TARLAC 1ST DEO Award a ₱6.8M contract to SPYS BUILDERSNational agencies

Transaction hash:
aa0fd7457fbbbc65cbc99c97db449171113440b1892659c7cd2eb2a241044555
Status:
Included and unchanged
Block:
#5,750 263 blocks after it
Position in block:
Transaction 171 of 266
Award day:
Jan 23, 2025 (1 yr 9 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 #5,750 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)
    The award does not say which budget line pays for it.
    Not published
  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 - TARLAC 1ST DEO awarded it to SPYS BUILDERS on 2025-01-23.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    No matching DPWH contract record (only DPWH contracts are listed with progress).
    Not published
  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

1 of 8 documents found, 0 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   aa0fd7457f…044555now      …
  2. 2. Block Merkle root changed
    stored   aaa4da6bb6…74aeafnow      …
  3. 3. Block #5750 hash changed
    stored   77dc7ec2a5…590030now      …
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 265 records. Each step hashes the current value together with the sibling shown.

  1. leaf  aa0fd7457fbbbc65cbc99c97db449171113440b1892659c7cd2eb2a241044555
  2. 01 L a8c704762e880180e942596267a4e95e664ebb49550d4e41b39e232560de8307
  3. 02 L e70eefcc7747f6833ca530b91eec0fd6ab2074e8aa7fdc932db1813026be771f
  4. 03 R 339f286bcc251c60b65d158a6becfa9fedc9e02362590dc7da3dd758635ff0c7
  5. 04 L 605c5af8451b362100cf2d412928ed5fc6b066f721cb56564dc9d7c7aab8cc64
  6. 05 R f1d1bbccd0d4ba1f38294b04881c6f09cd3f4c9efefdf13e79c4953eeb81ba4f
  7. 06 L 2e40b7a9c17c71d316a0c4d1d581013041d0e0a92080901a284f3eee6fab4704
  8. 07 R af84261e3a1f8122854ab75b2425a97a584e8ce997af399d08334c77df149973
  9. 08 L 0569b58085a9b8dc351452a668c860189de49baaae8bde7cab24e695c1fa44f4
  10. 09 R 06723081fe962d5dbcede4413f91211e54d3b394255cad88b93c314f80ffcb9e
  11. root  aaa4da6bb6e0a18875985ae852d67860ba86aabb643388c44f20e4437674aeaf