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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 EDUCATION - DIVISION OF CATANDUANES Award a ₱1.4M contract to FDS CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:
8a27d4e2a512f7c3e75a51af0bee62b69da7f2a520ceae650c61424ee16042f1
Status:
Included and unchanged
Block:
#3,160 2,853 blocks after it
Position in block:
Transaction 121 of 257
Award day:
Aug 11, 2017 (9 yrs 3 mo ago)
Value:
₱1,392,500.40
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 #3,160 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 EDUCATION - DIVISION OF CATANDUANES awarded it to FDS CONSTRUCTION AND SUPPLY on 2017-08-11.
    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   8a27d4e2a5…6042f1now      …
  2. 2. Block Merkle root changed
    stored   d958bb8c20…80a217now      …
  3. 3. Block #3160 hash changed
    stored   2ba84bfb0d…7e0dednow      …
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 256 records. Each step hashes the current value together with the sibling shown.

  1. leaf  8a27d4e2a512f7c3e75a51af0bee62b69da7f2a520ceae650c61424ee16042f1
  2. 01 L 890a8c07f89619907823633d7a4c37df9798b77b0fc5592c00f2996fa2c57fe0
  3. 02 R 9cc44e0513d461418418f45829dd072f4fe0983d63bdd1dd6b6b423a0582be9f
  4. 03 R f8b480258f47690f5350fa5036d57ee8a54a6157186e332008930046a514a467
  5. 04 L 9d1d3b4071d40a49e69ae1b8544263b6a92e1e69faf527eea39757360b6767f5
  6. 05 L 9ea1f8b4f272823b52108c1286de7c528de4090f5cf021427c1b6f0aa3f7d084
  7. 06 L 4bd87789e429b5a3e9871a375c6b6aabeba10412f0003a897044ffd0d6eb98a4
  8. 07 L 80c1a6c0f5af9b0a9a9b05a547e387b3bbada8532df44d6949e5dc3625bac164
  9. 08 R bf5c5e2871b6e1ebb841b40e14097ed0ce5c3d7c8e6d32de62b56dbcd6744cb6
  10. 09 R c56dfa38cf627e68fe25cacbd684fc24a769f4ebec9888c1b3b4061e6a6cef8b
  11. root  d958bb8c2034383cef20724b88be836f95b94b9df7ff0a1278da2e09e780a217