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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 - ZN 3RD DEO Award a ₱22.7M contract to YSL BUILDERNational agencies

Transaction hash:
3e9fa830a586eae12e21edb16a019b02d537c29e60b1a3ba60fa606b35dc9d87
Status:
Included and unchanged
Block:
#2,324 3,689 blocks after it
Position in block:
Transaction 52 of 148
Award day:
Feb 13, 2015 (11 yrs 8 mo ago)
Value:
₱22,716,215.22
Project:
Construction Projects

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 #2,324 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 - ZN 3RD DEO awarded it to YSL BUILDER on 2015-02-13.
    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   3e9fa830a5…dc9d87now      …
  2. 2. Block Merkle root changed
    stored   67d6bc63c8…18ceebnow      …
  3. 3. Block #2324 hash changed
    stored   eb9b8c052b…cc85aenow      …
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 147 records. Each step hashes the current value together with the sibling shown.

  1. leaf  3e9fa830a586eae12e21edb16a019b02d537c29e60b1a3ba60fa606b35dc9d87
  2. 01 R 3f81ba5c53df285271ccd87e35aaaeaa724304969e70b360768528b5060d5f83
  3. 02 R 39682a9f76270365fe31183ebec0f82ef5694927edd7bc69b8f33c49839b02f4
  4. 03 L ffc81419d15639b0b729c1cf45c3f77cc880eabba52b61b56efc777dd8062db0
  5. 04 R ba7c17411ba44041da5b9aa4606e6a11a2fcf722c3ef5cb53b26bdd95ab03256
  6. 05 L 83fcf1d87abfa86b5e3484d18479ee209bd7be7729a104b01642cd58538a2e1a
  7. 06 L 2aa7214affa7bffd9d19215de37b28b431a06daabb11e7cb418b02064ee6c989
  8. 07 R a02cd34851ec02c124cf7388b8b20723ac6ae6e43f752d86cc0d1ed471fb3f2c
  9. 08 R d5d12594a7f7c9fe8c82589b76d83e269b62b40166501ebb4be43a220d4d3cb7
  10. root  67d6bc63c835fda8c9b560e86bdfebf7ea1a17163ef3a119f80afa371e18ceeb