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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 - REGION XII - COTAB Award a ₱48.6M contract to CS CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:
8cf7f0fc692d7fc5a596a0ad07d29ffe4d50dfcc6c0c47c8d686cee171591215
Status:
Included and unchanged
Block:
#3,597 2,416 blocks after it
Position in block:
Transaction 107 of 230
Award day:
Nov 21, 2018 (7 yrs 11 mo ago)
Value:
₱48,572,063.64
Project:
Contract ID 18MA0092

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 #3,597 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 - REGION XII - COTAB awarded it to CS CONSTRUCTION AND SUPPLY on 2018-11-21.
    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   8cf7f0fc69…591215now      …
  2. 2. Block Merkle root changed
    stored   96f070a903…2567c2now      …
  3. 3. Block #3597 hash changed
    stored   98889ffff9…30c5a2now      …
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 229 records. Each step hashes the current value together with the sibling shown.

  1. leaf  8cf7f0fc692d7fc5a596a0ad07d29ffe4d50dfcc6c0c47c8d686cee171591215
  2. 01 L 8b6496b46471df5b8101056fa8289a83f66c593da8c391ba58a1279ceb58337a
  3. 02 L 297fb37c4dff9ee3b70b4e7633515499703cf1df99e0718b36cfe186d577ee48
  4. 03 R 99439493a5f97d13340001157f25793783f336d7bf995b527d720e186d9bbf82
  5. 04 L 8527726e844f0dbe64e5d72c6b4dd0fe2b3c9568958e86312cc8ce5cc96d333b
  6. 05 R 3ed7d3b183accd82971e881185291c5bee21116656b0369d570fa183cc15914c
  7. 06 L 417b25d4b962f05292e8c1a99d54fb0af7ba78b29b1ecf817b4a17cb3766a7d5
  8. 07 L 4fd8cec60825ffd8496f5fc2f631867ea4e4a29984c1c612f8c796d5175a1002
  9. 08 R cfb7e79d4aada74e4790dc4b34054633a5cd8c9928f7d155ac2b33880a7db66e
  10. root  96f070a903b60a80213f4170846085f91451ad9cd77f10928a5f24d0422567c2