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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 3RD ED Award a ₱10.1M contract to WAYCON BUILDERS & CONSTRUCTION SUPPLYNational agencies

Transaction hash:
b7fc2da1feff0be5559138a5ed7b285116cd133133d2675e03e6de127c97b824
Status:
Included and unchanged
Block:
#3,305 2,708 blocks after it
Position in block:
Transaction 135 of 182
Award day:
Jan 15, 2018 (8 yrs 9 mo ago)
Value:
₱10,110,263.13
Project:
Rehabilitation/Major Repair of Bridge

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 #3,305 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 - QUEZON 3RD ED awarded it to WAYCON BUILDERS & CONSTRUCTION SUPPLY on 2018-01-15.
    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   b7fc2da1fe…97b824now      …
  2. 2. Block Merkle root changed
    stored   cc4903f3a9…4d2426now      …
  3. 3. Block #3305 hash changed
    stored   41e8f35a55…651b67now      …
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 181 records. Each step hashes the current value together with the sibling shown.

  1. leaf  b7fc2da1feff0be5559138a5ed7b285116cd133133d2675e03e6de127c97b824
  2. 01 L b73844cc9ac2af2eb0f4e17fa9f38c363829b0ad00f94311eb7656bb50b185b9
  3. 02 L ceb09aa3a8c777622e5c408842429a190872ea97d9c9fb7c98b44a2bbb5ffdd5
  4. 03 L e9c0567c4c8d39348791d74f97febeb5c85613465beb25fc23c4e4bf22b9e079
  5. 04 R 22c32a0246227abcfc144c9760bbb5905ab717ea14996ef726948dd8f544015d
  6. 05 R 27c003bd58fe13a6ce5b00e04d7aefc7f67bd7446d8b5858c0a2580c3e85d2cc
  7. 06 R 730772d68139169bba7a635e37ea9d82d508f5c89c12681419e81175196870f1
  8. 07 R 435c3b5257a674cc7379276fb9d490aeafa505cf72354101f41dc8261e591a06
  9. 08 L 82f038a5877712cd1a700c99bb9cd52840b21a7d4afe743265b3464e6042ba07
  10. root  cc4903f3a9a0fe8778001ade9b40fc0fc3a671dd19a33f5531963648c24d2426