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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 - COMPOSTELA VALLEY Award a ₱2.9M contract to THREE W BUILDERS, INC.National agencies

Transaction hash:
bb2f3a9ba37c4d23eaa394e3fafcdf7573f148b51962b73b4caed6802bc64905
Status:
Included and unchanged
Block:
#3,834 2,179 blocks after it
Position in block:
Transaction 311 of 429
Award day:
Jul 30, 2019 (7 yrs 3 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 #3,834 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)
    DPWH lists the funding source as "Regular Infra - GAA 2019 LP", i.e. the FY2019 GAA. The exact UACS line is not given.
    Partly
  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 - COMPOSTELA VALLEY awarded it to THREE W BUILDERS, INC. on 2019-07-30.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 19LA0341: Completed, 100% physical progress.
    Found
  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)
    DPWH marks the contract "Completed" (end 2019-11-16). The certificate itself is not published.
    Partly
  8. 8. Audit
    COA annual audit report · Sec. 5(e)(iii)
    No COA finding linked to this contract.
    Not published

2 of 8 documents found, 2 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   bb2f3a9ba3…c64905now      …
  2. 2. Block Merkle root changed
    stored   47a63f86b3…8f9b4bnow      …
  3. 3. Block #3834 hash changed
    stored   8d1cd9805f…102ceenow      …
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 428 records. Each step hashes the current value together with the sibling shown.

  1. leaf  bb2f3a9ba37c4d23eaa394e3fafcdf7573f148b51962b73b4caed6802bc64905
  2. 01 L baf7c08298c1e7395bc19cb1310d0c4be8695a22ddfcae3a896c8f72bff9e19d
  3. 02 L 63f0bae47a4d3b6698f3d557939a75a5c64ae86e1a118ce80e9be7ed03094bdc
  4. 03 L 32ed10b3507016b6f023c85bd3546d4d2549c891fb87f65744e0868272dae7a0
  5. 04 R 667e792f8747db338b88bd6ba5b9ad23790c3a962114b7dfccc5c50a2e696a4d
  6. 05 L acb378203522867e7dad7356b97a40e7221592ec1396a816298a9860055b3d58
  7. 06 L 2fb55fe2a692e01565abedcf1d9769524314fa09cbd791203386661a7defc3f4
  8. 07 R 3e3d4013c80be84369716d044a0e62200fd2ec67a00cadbdadb97ce7b9687137
  9. 08 R 39cb49c28df1e570559986290b0d66465602585cb6c292b028ab82646e8a4152
  10. 09 L 9e644b89d3f5f7043e693285cfdfeaa4c872f21a08d22f566cbe0eb311641962
  11. root  47a63f86b33bfb5e792fe4c7e65d59c234fb2b6e79a71995e74598b4738f9b4b