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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 2ND ED Award a ₱4.9M contract to WYDERWAYS BUILDERS AND SUPPLIESNational agencies

Transaction hash:
3e3cf4a1dc1b0014b221663c0f38098d9eea27141656fb3914f3ac83d922023a
Status:
Included and unchanged
Block:
#3,913 2,100 blocks after it
Position in block:
Transaction 89 of 390
Award day:
Oct 21, 2019 (7 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 #3,913 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 2019 DA FMR", i.e. the FY2019 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 2ND ED awarded it to WYDERWAYS BUILDERS AND SUPPLIES on 2019-10-21.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 19DJ0124: 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 2020-02-20). 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   3e3cf4a1dc…22023anow      …
  2. 2. Block Merkle root changed
    stored   95345b9511…8110bfnow      …
  3. 3. Block #3913 hash changed
    stored   c772685cda…d6d185now      …
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 389 records. Each step hashes the current value together with the sibling shown.

  1. leaf  3e3cf4a1dc1b0014b221663c0f38098d9eea27141656fb3914f3ac83d922023a
  2. 01 L 3bf693a6f9ecb7d41f8b56bebebc53474f60db792f870c867ea7722c5c5f8250
  3. 02 R 4597f0a78b948e53aa51ee0fb422d08235b7d4f7f4fcb421bc6d3c44ea48626c
  4. 03 R a0755dfedb25b88db73c713b497672b1c8098ab15810f7a1b2368333b72e5591
  5. 04 L 1f5da38061254d3bee1ae1a2a9a161e24d5b11f5ed2352cf72fe60f42f56880c
  6. 05 L 9c3184d571411ca9bc31411b88cb7c9358a62079d2b2703a6ac85b2ac15ab351
  7. 06 R 716e77e40dd1787750849bd2b9e003de65d9f6ea2130e03c4640a6b0f01cf9d6
  8. 07 L 0953fad16b0c21b8bfbd81113a550d1a2dbd0bdda3411158ec1fd05cb1d2d19c
  9. 08 R 825f1a40b753378ca108033cc2314614c55d249b7d13b25067a0206249abe1d1
  10. 09 R 1d295eeb0f6db7e7de76051d94bad3eb40e36c8f07736fb4e9f31bc28b43143c
  11. root  95345b9511e1de32b7d6d4e0facd7753c29bb01d45965eee60581909718110bf