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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

PROVINCE OF BATAAN Award a ₱1.6M contract to KARPA BUILDERS AND TRADINGProvinces

Transaction hash:
89adf5636c4deefb352bacff2e0ceeded04c347d0a6923dc56fdb1b4de882ed8
Status:
Included and unchanged
Block:
#2,384 3,629 blocks after it
Position in block:
Transaction 70 of 149
Award day:
Apr 20, 2015 (11 yrs 6 mo ago)
Value:
₱1,571,085.97
Project:
Construction of Open Canal w/ Cover

Accountability

Bill Sec. 3 and 19
Responsible agency:
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 #2,384 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)
    PROVINCE OF BATAAN awarded it to KARPA BUILDERS AND TRADING on 2015-04-20.
    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)
    COA's CY2024 audit of Bataan gave a "qualified" opinion on its financial statements (not specific to this contract).
    Partly

1 of 8 documents found, 1 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   89adf5636c…882ed8now      …
  2. 2. Block Merkle root changed
    stored   b67b2e7f92…82d914now      …
  3. 3. Block #2384 hash changed
    stored   5270982b21…a0a7a2now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 148 records. Each step hashes the current value together with the sibling shown.

  1. leaf  89adf5636c4deefb352bacff2e0ceeded04c347d0a6923dc56fdb1b4de882ed8
  2. 01 R 89d769807013ad03af22e49f13eb74ff142007a706d27c455aaf5e290d034e2a
  3. 02 L 8f8c40c1f300b04e940224deabe42799ed9958a41d8b61464fad8c33b3a63a7c
  4. 03 L f17b62d7cb51b20fcec769e3714e477220c5e0b0d9a0f1a2d152cb9979cf7649
  5. 04 R ba015b3af7594329d1cad673b73bb60ff8da96698bd8e7f1d1b1e37782e46b6c
  6. 05 R ca39f07ab4d767b647a9bc74cdfb801dc1927f195510c6791a533b805d4979ff
  7. 06 R be438f570ed0ad1c52710cd89f7fba7b5fbabd532717d4ec2c913ffac8ba31a1
  8. 07 L c374fdfd116cb28e1b5ccbdc07566208bbd4c06823425421a28e3edc4f767eca
  9. 08 R 6a846736e3b9bdf65ba73ff0cfd876acd2e3952874b45416e81764d869123bfb
  10. root  b67b2e7f9244f5f93b72788ab191177336a952653abe837c1ec379a3a382d914