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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 - CATANDUANES ED Award a ₱4.7M contract to CHRISMAN CONSTRUCTION AND SUPPLIESNational agencies

Transaction hash:
2bdf710ea5e71050cf02cba3a4e090fd0b2d184a4b71d770ba053372bd6e781d
Status:
Included and unchanged
Block:
#3,217 2,796 blocks after it
Position in block:
Transaction 38 of 198
Award day:
Oct 13, 2017 (9 yrs 1 mo ago)
Value:
₱4,724,519.73
Project:
CONCRETING OF TOBREJON FARM TO MARKET ROAD, BRGY.

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 #3,217 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 - CATANDUANES ED awarded it to CHRISMAN CONSTRUCTION AND SUPPLIES on 2017-10-13.
    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   2bdf710ea5…6e781dnow      …
  2. 2. Block Merkle root changed
    stored   f9f8636f4b…cbdbb3now      …
  3. 3. Block #3217 hash changed
    stored   200d0d5bde…2b3ad1now      …
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 197 records. Each step hashes the current value together with the sibling shown.

  1. leaf  2bdf710ea5e71050cf02cba3a4e090fd0b2d184a4b71d770ba053372bd6e781d
  2. 01 R 2f3c911d76af7f3b0bb6ce15ee95847bd35f39757e0f40a51a51e865279f243d
  3. 02 L ccd368d253d9ec0aac080baa273192d87f9aa045c345b59d78e834f8801ab202
  4. 03 L 77f7fd6aa3cad38158062000352f6f1b92c4d72a7b65e2f369adea8e667925b2
  5. 04 R ae812ae6caee507920283837a6c68653db7da28943d8c20cdeb1da38b19c8477
  6. 05 R 8bea71de9032b5b13f8bb438f6349a0ecd7b396fa4105aea43ea0e2b9f644289
  7. 06 L 416cd88bc4b8bf58bc8e8adc92efe4b16f24ba88feb0833221ed0c9d10971619
  8. 07 R 7add7732ee61a5eac409eade196c9cf45da781f93b50eba13bebf69888ef46fb
  9. 08 R f3a72e93226764b7e3fe87ad871d9f25898054bccc91136cb6168cae2cf1ae83
  10. root  f9f8636f4bc92250361c5a37adc4849313460c67aae8bd207dfadc15cfcbdbb3