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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 - LAGUNA SUB-DEO Award a ₱28.6M contract to BCVILLASEÑOR CONSTRUCTIONNational agencies

Transaction hash:
dff09f337efe96150dee10463bb32c154fa608d7fd9f6813e62842aab15f208a
Status:
Included and unchanged
Block:
#2,640 3,373 blocks after it
Position in block:
Transaction 396 of 438
Award day:
Jan 18, 2016 (10 yrs 9 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 #2,640 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 - LAGUNA SUB-DEO awarded it to BCVILLASEÑOR CONSTRUCTION on 2016-01-18.
    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   dff09f337e…5f208anow      …
  2. 2. Block Merkle root changed
    stored   4456fb09bd…5a6bdfnow      …
  3. 3. Block #2640 hash changed
    stored   b19ff26991…5770b9now      …
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 437 records. Each step hashes the current value together with the sibling shown.

  1. leaf  dff09f337efe96150dee10463bb32c154fa608d7fd9f6813e62842aab15f208a
  2. 01 R e0fecf8a11dc6b1d755fd6667589eae317683b843b72e150844628e4da6277c9
  3. 02 R a813ca136aeaf699161834be311d51b33c5f02091ae655b329a187ec5d13a343
  4. 03 L 52984f31143d89c89f6d959c6fedf4d7707540d8e25150839ed024af9ac0f7bc
  5. 04 L 94e60806a2668d338e61f42890b69bbb8f834d65f4f6e0002cf3d39908836f77
  6. 05 R e0c0aad15a8bcd0e001d47331bc13570a2a1033f398721e130ff7048c2f6ba25
  7. 06 R 37abd72148e85a156fe812f48c36c0483379d9518a0e48638636c949f3993ca5
  8. 07 R 9b403f2ff8661b1c435bc49b940add898cdb6e004363ca64d7613e562f02afee
  9. 08 L bdbae204c0da993cb7b57ec8cd4f4aed342b03c983811a75e54e40874763eb5c
  10. 09 L 3f83ca582048a8ea7558d7079b8073540649436adb1a76f455ddc7cf8bae86bd
  11. root  4456fb09bd616429803af3e509583fa8b8e59c23b4f535bde68d3889435a6bdf