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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

CITY OF TANAUAN, BATANGAS Award a ₱677.3K contract to NP PEREZ BUILDERCities

Transaction hash:
96c8a9f0e8cf3f0f3175374f09518c3050f8606ec7bd1631dab67558357b4868
Status:
Included and unchanged
Block:
#3,604 2,409 blocks after it
Position in block:
Transaction 205 of 328
Award day:
Nov 28, 2018 (7 yrs 11 mo ago)
Value:
₱677,292.36
Project:
Infra Projects 2018 (4th Quarter 2nd Batch)

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 #3,604 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)
    CITY OF TANAUAN, BATANGAS awarded it to NP PEREZ BUILDER on 2018-11-28.
    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 City of Tanauan 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   96c8a9f0e8…7b4868now      …
  2. 2. Block Merkle root changed
    stored   00588dd506…0f9cbdnow      …
  3. 3. Block #3604 hash changed
    stored   5c838618d1…d35899now      …
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 327 records. Each step hashes the current value together with the sibling shown.

  1. leaf  96c8a9f0e8cf3f0f3175374f09518c3050f8606ec7bd1631dab67558357b4868
  2. 01 L 94e1d3db381b730ab4a8adf77e0769423cb86f4bf6df598897dc2c48c9455baa
  3. 02 R 195f41389e2f8b609a2cb709646c598a63c4a64fa0721b5b73320a9e72e7c50b
  4. 03 L 39c0a662082a4754729515f18a6f998a34d92d708a5fe10c938c807d1d5b5a20
  5. 04 L 46b7955c9804c5b652e772eeb69362e813ab064a528843105e5cf54c401e2039
  6. 05 R 947197bb3c00fbd79068790593bb4ee15c2c2c9d29a175915f1e64f624e9fe22
  7. 06 R d00801981161834ff74c7873bea6469941a051287f19d8c69ee57ff67eab1d53
  8. 07 L 948b7c6809a5484a1082356e40f6d9be63ee6fd15202b884ff92b01ecdb20484
  9. 08 L 8db16458107322ad4851af0f0dd780f57ca79c0a808af136ae839dbdd8a6d9f8
  10. 09 R ef0c2cab8ba0d0e64a80b2bbb0fc3bf4ed3dfc48a2f4f5611446f31618e05e86
  11. root  00588dd5062cee20b8bcd966768d4db8557c7adebed449c3117f196e5b0f9cbd