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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 HIGHWAYS - CEBU CITY DEO Award a ₱946.6K contract to LA PRUEBA CONSTRUCTIONNational agencies

Transaction hash:
d34cd93af7b0e2cf59da957e15b9bfafd3497d897413e61523fb60832d8ea8b7
Status:
Included and unchanged
Block:
#515 5,498 blocks after it
Position in block:
Transaction 13 of 16
Award day:
Jan 19, 2009 (17 yrs 9 mo ago)
Value:
₱946,625.00
Project:
Construction of Flood Control and Drainage Facilities, Brgy. Tisa, Cebu City

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 #515 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 HIGHWAYS - CEBU CITY DEO awarded it to LA PRUEBA CONSTRUCTION on 2009-01-19.
    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   d34cd93af7…8ea8b7now      …
  2. 2. Block Merkle root changed
    stored   93a18b93d2…c0f17dnow      …
  3. 3. Block #515 hash changed
    stored   6854fef2cc…8eacd6now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (4 steps)

How this one record is tied to the block's Merkle root, without needing the other 15 records. Each step hashes the current value together with the sibling shown.

  1. leaf  d34cd93af7b0e2cf59da957e15b9bfafd3497d897413e61523fb60832d8ea8b7
  2. 01 L bc297759a74dcf89ec3782f8fe5ebdb6c9718b463596922bf6f7f6ca347732e2
  3. 02 R 4628c47143c79e99480f13f780b6eb1e58c602ce25e15dfce69c113477ff4253
  4. 03 L b59546b5c026d0715eea6c31b7601f52fa892ac5a386ab5d8a944784d4fbf6a3
  5. 04 L 1261a5bfa81a8972a4afa3e122f597046b9e2f75f4613e317755b2424eb002c5
  6. root  93a18b93d24d342aa6864ce3b6ea4e612258d877f2b27208c582beab4ec0f17d