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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 - QUEZON 1ST ED Award a ₱3.4M contract to E.A. AYALA CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:
232e7fed700dfd5ff0bdf3f99e3b223fd70edd9839e6fc4d7ee0e684c6061e8b
Status:
Included and unchanged
Block:
#3,230 2,783 blocks after it
Position in block:
Transaction 22 of 159
Award day:
Oct 26, 2017 (9 yrs 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 #3,230 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 "Outside Infra - GAA 2017 DepEd BEFF", i.e. the FY2017 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 - QUEZON 1ST ED awarded it to E.A. AYALA CONSTRUCTION AND SUPPLY on 2017-10-26.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 17DK0120: 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 2018-03-11). 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   232e7fed70…061e8bnow      …
  2. 2. Block Merkle root changed
    stored   646c983cd2…5c73f2now      …
  3. 3. Block #3230 hash changed
    stored   74578c1c0e…12b2banow      …
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 158 records. Each step hashes the current value together with the sibling shown.

  1. leaf  232e7fed700dfd5ff0bdf3f99e3b223fd70edd9839e6fc4d7ee0e684c6061e8b
  2. 01 R 253a4ccdd591ee95fbba13df7a29bdc1da39c0b30485746693b82c85165777ce
  3. 02 L 05bc9d827b22746d5c917be94473a5d42de2ee98af064dc60c838de13dc2ecf3
  4. 03 L c88c43bc4880717525c98802e6ecfb2e5ed12ed3268dacfac800074113a48c23
  5. 04 R 97a72752eb322acbce87c057de65260181d174d7a8087d3ab399745a53d00352
  6. 05 L c18e831a7d540431a484ee34f429fd3d467317a08e45cdf742745d31453ad86d
  7. 06 R 35869d068e39956ddcc4a17bb087cbed17825b6755c9db3d9687070bc989c502
  8. 07 R 7887f33131ae3904a2e4cdfb61894bcf701dcf78a13dad8a01b49b87f72ddc6b
  9. 08 R 7f4ef8418761bec7c37e9f6da699515f31c6441ab021610640627b5276e78052
  10. root  646c983cd218f485dbe674584a5e288a4f6f9005c29caa3a6c48d093865c73f2