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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 Award a ₱1.6M contract to CS CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:
4eecd59b89d3521d19df80063ef241bad9d1d2674199f5cfc1ff8c598a0eb4a3
Status:
Included and unchanged
Block:
#3,946 2,067 blocks after it
Position in block:
Transaction 120 of 410
Award day:
Nov 25, 2019 (6 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 #3,946 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 awarded it to CS CONSTRUCTION AND SUPPLY on 2019-11-25.
    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   4eecd59b89…0eb4a3now      …
  2. 2. Block Merkle root changed
    stored   3332644e32…3c55e9now      …
  3. 3. Block #3946 hash changed
    stored   02ef16f2da…83ddf2now      …
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 409 records. Each step hashes the current value together with the sibling shown.

  1. leaf  4eecd59b89d3521d19df80063ef241bad9d1d2674199f5cfc1ff8c598a0eb4a3
  2. 01 R 4f287d8f09056f3c60fd7d61bfbc67546c261e327858541e566fb47d9df974a1
  3. 02 R a0f22c2650c03d11e7fa7b8bb6d6cff30ee59a2ad915e79dea04a164a03f5102
  4. 03 R 0690ee7372a6df690e6f9d9bfc1e7a0bf8376134b31c40bf8e169d16ecd689be
  5. 04 L 0976f1d0a86e059293cafbf94f4a0aa3fdedb2c147bf7b4cdddd01a139878cfd
  6. 05 L 88a9cc677b6d74cced05a1aa70445e486910c01676ce010746118ebdaaf20be7
  7. 06 L 2b788a7838562f564837b4b68bf1422ad77b116922aa60be3dcea497d95caad4
  8. 07 L a8c502449e60646cd345d587cbbb7a7c712d7dae31362b0b5cffff9e00a1bc23
  9. 08 R 3646dc0db25e5c5a16000add4657e7c2a3203d7f2aba459ab326e099eafbbb79
  10. 09 R dcfe1d5a106ae4c4f40791a0218a3a87182b7397c0392a9afd5dcdf133e8a48e
  11. root  3332644e3259ae1319004060b1743b7c13c375c4151c94923052ecac003c55e9