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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 - PALAWAN 2ND DEO Award a ₱11.6M contract to SAMURAI CONSTRUCTIONNational agencies

Transaction hash:
f47b5d4d760d983c119759a505305500d133b440bc3cfa4a200d7a0c75f2548a
Status:
Included and unchanged
Block:
#3,485 2,528 blocks after it
Position in block:
Transaction 343 of 363
Award day:
Jul 23, 2018 (8 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 #3,485 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 "Outside Infra - GAA 2018 DepEd BEFF", i.e. the FY2018 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 - PALAWAN 2ND DEO awarded it to SAMURAI CONSTRUCTION on 2018-07-23.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 18EF0144: 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 2019-11-25). 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   f47b5d4d76…f2548anow      …
  2. 2. Block Merkle root changed
    stored   4d0da23099…da5dd5now      …
  3. 3. Block #3485 hash changed
    stored   afdcb3138a…8685bbnow      …
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 362 records. Each step hashes the current value together with the sibling shown.

  1. leaf  f47b5d4d760d983c119759a505305500d133b440bc3cfa4a200d7a0c75f2548a
  2. 01 L f47b1ce8ad73a195134ca9f7b264d15b0fad0fa485f850704bfbfd561d9a8a45
  3. 02 L 9f87b53048af03f30a487088e8d2a041d237dd3ab61f1af1115ee986503a2cbe
  4. 03 L 78c53a1b603ef889844aa7cf445dbca6a51fb3882902cbd857a7d701b92f3c8b
  5. 04 R 8118e8618221b33b6c63b099c2d439a6e49d8c091b769a3223aec72913409b3b
  6. 05 L 1386605bb76447f81371f3ce9df9edad9b32a1ff564db8c179e9b8de65e551d8
  7. 06 R 6190c399760d73fcea1ed29401d9bccf3d0a0832dd3e93077fb5aa9db0abe888
  8. 07 L bf6d6d0fe1a3231248941a7c30edf0dadc15f8c79388bbf6c8152584fbdf1f24
  9. 08 R 58fd30bb07c9364d84fab4fec51fed7fe3df1cf57d0638cabbc8a518e438f941
  10. 09 L 439400985920df5816566418d0f89c507ba0b5ec1f6b4b95c26647ec67fe24f8
  11. root  4d0da230998b06b8a6c38b8fed6f8b6b5af861cadfa9cfab6fb6b4ecceda5dd5