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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 - PALAWAN 2ND DEO Award a ₱4.4M contract to 12-30 CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:
2e9f1b48dfdfaa492caecbf19a898956c402b7604413174c8f5ab825fd73b842
Status:
Included and unchanged
Block:
#2,590 3,423 blocks after it
Position in block:
Transaction 29 of 165
Award day:
Nov 27, 2015 (10 yrs 11 mo 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 #2,590 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 - PALAWAN 2ND DEO awarded it to 12-30 CONSTRUCTION AND SUPPLY on 2015-11-27.
    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   2e9f1b48df…73b842now      …
  2. 2. Block Merkle root changed
    stored   7a2af93c02…b30f76now      …
  3. 3. Block #2590 hash changed
    stored   04d8c3db30…1a228fnow      …
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 164 records. Each step hashes the current value together with the sibling shown.

  1. leaf  2e9f1b48dfdfaa492caecbf19a898956c402b7604413174c8f5ab825fd73b842
  2. 01 L 2e0bf6a37d7aafdccb25c3be77ed9c4f71a6bec1266a49fc76e1b3f24bff5e7d
  3. 02 R a83e4e4bbe4bae55d2cd303dea6caa01fa3ee2d5b49af69809876f3ee0db81f4
  4. 03 L 81b34ec483bbe90632e0164ae2590d01be525c8f6d5ea2e4310b20a7d73eb21c
  5. 04 L e3607f8e5bec02bd4b2316c3dbae52c16a44ca1eef0a080e90e5ccaa4e1f543e
  6. 05 L e8a6474a2f6f098f61870be0f634f49fdeade4ca9059295ca15b2a04fea9a7ec
  7. 06 R e8fffb0922dbbde6fb9b1a6f295d254ba0c8982247df6c5a6a6f337d8cb84f68
  8. 07 R 7d374a432326df0635852cb61b4366996930bf8e78ffcf56185ec9c8278e5cff
  9. 08 R ae3ea40edd08c1daaf2acffe0f1cf69d36ad550a64f520f72d076d7a37645dd9
  10. root  7a2af93c0214e61f9a6a2d1a8a457b49433d1dbc7f2a9a01ceb894f6feb30f76