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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 hash:
3dd37caa6c2a58e3fc561bb0c937c58aebf3166c90e32f0e63f0f4bfa3e5dd21
Status:
Included and unchanged
Block:
#2,525 3,488 blocks after it
Position in block:
Transaction 51 of 234
Award day:
Sep 21, 2015 (11 yrs 1 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 #2,525 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 - LA UNION 1ST ED awarded it to J.A. OLIVAR ENG'G DESIGN, CONSTRUCTION AND SUPPLIES on 2015-09-21.
    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   3dd37caa6c…e5dd21now      …
  2. 2. Block Merkle root changed
    stored   376efb3f21…65052bnow      …
  3. 3. Block #2525 hash changed
    stored   8876219d0b…f9313anow      …
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 233 records. Each step hashes the current value together with the sibling shown.

  1. leaf  3dd37caa6c2a58e3fc561bb0c937c58aebf3166c90e32f0e63f0f4bfa3e5dd21
  2. 01 L 3ad309b3960d29de87ee67560f6571825957938c7510c86715daf35669965e09
  3. 02 L f14ad85af288649a63ac87a9589266dc35d78ca79ddbde7862edd72dfef3ecb9
  4. 03 R 6f97bd421eef2ea4fac58b3f0835e084bb616e3b5b2d9db0321ba129c7126a08
  5. 04 R 8c25b74bf31848a89e7c83c5069ad89f8886eb33ffbcaf6e5863601e5241aea9
  6. 05 L 2a021b372c61f65d06a4fa3abbe7c67c4faa0a117b3f966472d49bfd907b9fd0
  7. 06 L 95e714d76f964007d3e9724902c5f0747961be255e3d408a0680eac594a3aabb
  8. 07 R d8b5c677332b597e002aa3f688b64def9b1d190c5c7b9a5849fbd24c38e933fb
  9. 08 R aad1b137dcde9ccc1c61f9009b68be8ca7931c70a3b3debf929884b0de848446
  10. root  376efb3f21f04f41dc5b0552c17cba5e22d9952ee646548a970e5c24f165052b