Skip to content
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 - DINAGAT ISLAND Award a ₱941.4K contract to WERR CORPORATION INTERNATIONALNational agencies

Transaction hash:
e9a9a9f8fc59a723cb97acfe98e73dcf6f2d32257a9a61f7d0cd37974f92048c
Status:
Included and unchanged
Block:
#2,258 3,755 blocks after it
Position in block:
Transaction 71 of 77
Award day:
Dec 1, 2014 (11 yrs 11 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 #2,258 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 - DINAGAT ISLAND awarded it to WERR CORPORATION INTERNATIONAL on 2014-12-01.
    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   e9a9a9f8fc…92048cnow      …
  2. 2. Block Merkle root changed
    stored   4d77c6c738…c8a915now      …
  3. 3. Block #2258 hash changed
    stored   86af22c24e…7e6623now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (7 steps)

How this one record is tied to the block's Merkle root, without needing the other 76 records. Each step hashes the current value together with the sibling shown.

  1. leaf  e9a9a9f8fc59a723cb97acfe98e73dcf6f2d32257a9a61f7d0cd37974f92048c
  2. 01 L e8b670e24606c6ae2322e40b41bcbf4208052b91d0a7d40606b9c9b4fc3b84fe
  3. 02 L 7a7c6f58b6d4fc141aae5aff018c9549b210449d230f193a5e6041c37561819c
  4. 03 L d7b8ab1d7346d662798ecb98aa5c2c27f7f00a85b6aeefe8ee886e9a3e961358
  5. 04 R d6485e7779710675cd37b16cec333ed5f4d3cbb1213dd3efcb5caae7598d6aa2
  6. 05 R 198db33fb48aa02a033324c1d0acbf12cfe3e0e0171832302a2f616c180ab55a
  7. 06 R 28785a04614a8591b69354c1f3d02ec379521af49adc17d2e44b774c4b2cceb8
  8. 07 L 0d15730a09fedb67686eec52aa70e19ba4558a6ec1e082d3b466bdf440c7e988
  9. root  4d77c6c738b543448fd382d0bb88695d90dc69e0a13d4707b4c20cdd6dc8a915