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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

NORTHERN NEGROS STATE COLLEGE OF SCIENCE AND TECHNOLOGY Award a ₱9.0M contract to ROGE CONSTRUCTION AND CONSTRUCTION SUPPLYNational agencies

Transaction hash:
451aa287d80930e6b6c9b4fa4b6a74dab1723b083fe8214904c07f944ed69105
Status:
Included and unchanged
Block:
#3,535 2,478 blocks after it
Position in block:
Transaction 64 of 252
Award day:
Sep 17, 2018 (8 yrs 1 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 #3,535 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)
    NORTHERN NEGROS STATE COLLEGE OF SCIENCE AND TECHNOLOGY awarded it to ROGE CONSTRUCTION AND CONSTRUCTION SUPPLY on 2018-09-17.
    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   451aa287d8…d69105now      …
  2. 2. Block Merkle root changed
    stored   0c20d747db…d11899now      …
  3. 3. Block #3535 hash changed
    stored   572f7b1e4b…15b9d2now      …
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 251 records. Each step hashes the current value together with the sibling shown.

  1. leaf  451aa287d80930e6b6c9b4fa4b6a74dab1723b083fe8214904c07f944ed69105
  2. 01 R 46a9aa53984b16fe73bcd447b0ee9cd9261bee47adb0fba17a01ac6c5ee4f568
  3. 02 R 881442d95a60bfd2702a9e766ec6c972d62e1e590134f9eb212c084f3d6d8515
  4. 03 R 186f8e92f06ff57c79b6dddf0074c0b554da615024f8eeed89876c89565f7e8a
  5. 04 R 46b54e95eea80ab2615aa6c07d1271bb7c4340b84b4492a292b4b263cd97d9b4
  6. 05 R afd71f3559fd3edd952cb794663f570abaf7342e6000c5f427f99e1a16d8acf2
  7. 06 R 33b6fb611a8291f6bb2b344561d626351cfc53fad453870db1283d73693eb39f
  8. 07 L 062bdcefb72f6341c6f4eca3f93195a41de07643c4629a903d2db65b72790eb2
  9. 08 R 2715bf73f95485774500fec9e6e6a30e9f427ac1a009297ea771075d6c922c3f
  10. root  0c20d747dbbf4b18e8db550bfdf994ecf2f113dcf258fbb4de45b7f4bbd11899