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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 - ILOCOS SUR 1ST DEO Award a ₱28.7M contract to JLP CONSTRUCTION & SUPPLYNational agencies

Transaction hash:
08a2bf161ec0bd0ae3e0ffd1f3d5f909ee305b0472c0c0e37b720be797cd4c8b
Status:
Included and unchanged
Block:
#4,662 1,351 blocks after it
Position in block:
Transaction 10 of 203
Award day:
Dec 17, 2021 (4 yrs 10 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 #4,662 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 - ILOCOS SUR 1ST DEO awarded it to JLP CONSTRUCTION & SUPPLY on 2021-12-17.
    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   08a2bf161e…cd4c8bnow      …
  2. 2. Block Merkle root changed
    stored   afb01fb279…74d775now      …
  3. 3. Block #4662 hash changed
    stored   15b707e0a1…243492now      …
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 202 records. Each step hashes the current value together with the sibling shown.

  1. leaf  08a2bf161ec0bd0ae3e0ffd1f3d5f909ee305b0472c0c0e37b720be797cd4c8b
  2. 01 R 08cf15e34a160087cf237448e215996a0e96a7ec4e9da707d21069b59732ff01
  3. 02 L 965ee8cdd5b9e91deb62556afee448ccf34f6653a0dcf94e7a3c5681f0c2cf12
  4. 03 R 94a262fb89b669627cddf19ddd90b4060013e8812ba05cc79cf366efecdb09b0
  5. 04 L 3ca2494f3929b4ef83d0e787da195f1c2d048d082cf5f20ca124a704277e32d7
  6. 05 R dd5524a8dcf24c3b291f040b1b551b05d943e701f031a02467aae03defbb6686
  7. 06 R a778825b2fa27c597bb827b6702e1c44c8ad6da475b3e2d0257c657ef6dd3d0f
  8. 07 R 759502155754f914078d65423e2e9f410169aa0ba291049f303674baed68e4d6
  9. 08 R 728dbb898f5d1ba0d32b861a03c590ce28d9b191959a87b495742fe02f279a57
  10. root  afb01fb279678359d5819ab4c9ba099a9b27b9afa4b45903f409b5da7f74d775