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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 BILIRAN Award a ₱2.9M contract to E.B. CORDERO CONSTRUCTION AND SUPPLIESNational agencies

Transaction hash:
71488428bbfa2e2f8319dc17d42132eb5b4f78242c3a2c9cf4d7a88208485dad
Status:
Included and unchanged
Block:
#4,832 1,181 blocks after it
Position in block:
Transaction 113 of 265
Award day:
Jun 20, 2022 (4 yrs 4 mo ago)
Value:
₱2,852,082.91
Project:
CY 2022 BEFF REPAIR/REHABILITATION OF CLASSROOMS (

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 #4,832 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 BILIRAN awarded it to E.B. CORDERO CONSTRUCTION AND SUPPLIES on 2022-06-20.
    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   71488428bb…485dadnow      …
  2. 2. Block Merkle root changed
    stored   4a1097bf94…d40114now      …
  3. 3. Block #4832 hash changed
    stored   894b2e402c…2b48a3now      …
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 264 records. Each step hashes the current value together with the sibling shown.

  1. leaf  71488428bbfa2e2f8319dc17d42132eb5b4f78242c3a2c9cf4d7a88208485dad
  2. 01 L 70a57d71acddab1d8ea570f27a73baaa1a912013b46c792cfd2337bf9fe163f4
  3. 02 R cf479e5313180a62556912a50958ed8d86589dacd00f0f65acab36c49a3b4a8f
  4. 03 R 9a99f97832afd9320e0128bece48a5bf11f9500694e227e785dd93900f6738aa
  5. 04 R 9de7a1916439ae00a36b6dc125aeaf9000a3defe8de777e01fba003d07978bc9
  6. 05 L 3fe2416b5a6569afa6a0b69e009c1662b92f6e61cefc27def310fcf3d823d090
  7. 06 L f77225c6dfb13e4d98081809f6e2c77129fe8e5ade83b61cea74670d82afd94d
  8. 07 L 36c243a1d3b5bfbb82220d597191851cd276ec48e9b6a04fd779487b88017839
  9. 08 R 49cea2064090a28a89846aa56079bb2b8439aa2cbc1a9d2c426b470b5d5eba94
  10. 09 R d3dbd4ba49e04e3e5feafa5968859a6dafdc68b4a74ad199015b737d304dd403
  11. root  4a1097bf9492315f9f1773d94530b504ac2f69d4c16e9a11eb0de7d8d8d40114