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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 ₱9.6M contract to JB AND SONS TRADING AND CONSTRUCTIONNational agencies

Transaction hash:
ff3047e60f3c8cb18b0b28f4497da72f4ecc222ea6bd457debc2d2e5f3ec1d73
Status:
Included and unchanged
Block:
#3,459 2,554 blocks after it
Position in block:
Transaction 331 of 332
Award day:
Jun 26, 2018 (8 yrs 4 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 #3,459 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 DA FMR", 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 JB AND SONS TRADING AND CONSTRUCTION on 2018-06-26.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 18EF0131: 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 2019-01-31). 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   ff3047e60f…ec1d73now      …
  2. 2. Block Merkle root changed
    stored   e3058be7a4…620039now      …
  3. 3. Block #3459 hash changed
    stored   ef1687e674…bf0017now      …
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 331 records. Each step hashes the current value together with the sibling shown.

  1. leaf  ff3047e60f3c8cb18b0b28f4497da72f4ecc222ea6bd457debc2d2e5f3ec1d73
  2. 01 L fe7ff60433f923a593ce8776b43799309ca2ba19b84a7c507014b6c884832084
  3. 02 L 050148e91dc279d6924d46c2b4056cec4e8dd17b316c7833b5bd436e961af3c9
  4. 03 R 893db4517cb8d74d94e839a48718d4e981fce25ce5960f27c973a2c0c4fa3b8b
  5. 04 L e07f70e9234462f1b32f2f8f5b731c434683af5ee0eea0db1d5b9e64afda55ae
  6. 05 R a4351f438047b603c19070ec97cb50ed32d2436151d193307bd668b34f644349
  7. 06 R 301720674cdda17a97749d4c07fc71a5405bdfc3f86374e001d11415623d9c77
  8. 07 L 069ee73695873ce84e5a0c3da307b0683ce4da7118cafd5c35299cc827dc1ab3
  9. 08 R 8ad9d34184f7ce45a62b3829e0eda8814e9bb1f70c4bd25a84a6564282b4be32
  10. 09 L 3f5a1a79f4fba21966690129cc45b14a6fb3bb885f2faf6ec5b24907669ba465
  11. root  e3058be7a438ffe30f26217d7e62f13aa6c3df1cda01203bc70940ec0b620039