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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 DEO Award a ₱24.9M contract to R.R. RICAFORT CONSTRUCTION AND SUPPLIESNational agencies

Transaction hash:
ff43d77d35be693fac0a0879af59c0ca069aa8b226e1b12ffa0b61473e8cf498
Status:
Included and unchanged
Block:
#3,434 2,579 blocks after it
Position in block:
Transaction 260 of 261
Award day:
May 31, 2018 (8 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 #3,434 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 2018 OO-1", 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 - TARLAC DEO awarded it to R.R. RICAFORT CONSTRUCTION AND SUPPLIES on 2018-05-31.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 18CJ0184: 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 2018-12-21). 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   ff43d77d35…8cf498now      …
  2. 2. Block Merkle root changed
    stored   59ccf1d692…f30e9bnow      …
  3. 3. Block #3434 hash changed
    stored   0f6a5dbf6f…8eba18now      …
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 260 records. Each step hashes the current value together with the sibling shown.

  1. leaf  ff43d77d35be693fac0a0879af59c0ca069aa8b226e1b12ffa0b61473e8cf498
  2. 01 R ff43d77d35be693fac0a0879af59c0ca069aa8b226e1b12ffa0b61473e8cf498
  3. 02 R 562f2875dad7e34ff98225ed5cc4eaf98e82e91ae8a991eff90c0f9ee8fdc81e
  4. 03 L c1490d4ffa147bbd5cb5f6dfb4a832282e48b44bfa00b6f138ebaabe9f89f05c
  5. 04 R e309d99237d412253e65ed3d7107f04786ebce7505539605ab6e20816a086a07
  6. 05 R 28717908046482bbb58fb1b75d766fd721b96940d0d41211a606d5a7df14a0bc
  7. 06 R 62d420c0809cf08db5030e9c56dba241b13d316aec9dcf6b4a13e59b6a51ec05
  8. 07 R 4819455da2f646968e414f5a1380e6be8fd3789c60b6f58b78a952aa4f307277
  9. 08 R 2302d312e67c3369d754c23693d7aa47dedb0d85fbd984332a13e543aace75f7
  10. 09 L 9d6cf6fb8ef0a075e6c1cc7fe78c12bdd897de220529b44fbd868e175bb1b686
  11. root  59ccf1d69227fef78e8a0cc3dc6775e3d747cf3f6bda2ba1ccc06e46a2f30e9b