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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 - REGION II Award a ₱26.1M contract to WERR CORPORATION INTERNATIONALNational agencies

Transaction hash:
f16d285c055855bbdcfdb18df5eb2cd0dab4a1801095530463ebdb4249a4c64f
Status:
Included and unchanged
Block:
#3,809 2,204 blocks after it
Position in block:
Transaction 292 of 303
Award day:
Jul 4, 2019 (7 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 #3,809 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 - REGION II awarded it to WERR CORPORATION INTERNATIONAL on 2019-07-04.
    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   f16d285c05…a4c64fnow      …
  2. 2. Block Merkle root changed
    stored   d93aa33fba…9d743anow      …
  3. 3. Block #3809 hash changed
    stored   1375427360…2dcdb4now      …
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 302 records. Each step hashes the current value together with the sibling shown.

  1. leaf  f16d285c055855bbdcfdb18df5eb2cd0dab4a1801095530463ebdb4249a4c64f
  2. 01 R f2d2f5518573930c861cddaca2406f56df66adb111939ee34aabf7fb6a5dde75
  3. 02 R 7b408777ad417e35c1d660e21be06f1db82edb1568dbc36a13ff13007d1c4477
  4. 03 L 631dbb035712cc9a1a4ebe684397ece8b7b8e5f5d5aeaebcb088071d709eb366
  5. 04 R bbf21269338a387aff5461aa35470f67f6093e6b6afd160e94e962b6c8df6b98
  6. 05 R cbb1e63b03b6293f93df53ba3b2f6ff0bc3cbf777bf32ca8628b6bd2e9e40a06
  7. 06 L 3ed0396b1eec255edb92aef86bccf3da23cc640655dfcb26dc61a06a272254c8
  8. 07 R c3d4fa324f33871e2b883fec4b36564e16ad056ec8065c597204c9588b5a3e18
  9. 08 R 4fe1d06b9de51b5bfb68223d0f2a6e9c2342eaab4c87cbd7d13e7328d9fe6524
  10. 09 L f76c890ff1c36c97005db9485ce1b8f185b75a7da4407460f87b1aa05128fe2a
  11. root  d93aa33fbae9491305e5b8d1befefa27ac734352de53955d0ee9bf1dc19d743a