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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 NUEVA VIZCAYA - BAYOMBONG NUEVA VIZCAYA Award a ₱2.5M contract to EDWIN ERWIN SISON CONSTRUCTIONProvinces

Transaction hash:
3b5835df06e7c68d528f7da2a69de0f803c161a7846da6dbc9bfe13ade58d80c
Status:
Included and unchanged
Block:
#5,264 749 blocks after it
Position in block:
Transaction 74 of 305
Award day:
Sep 5, 2023 (3 yrs 2 mo ago)
Value:
₱2,477,168.55
Project:
PROCUREMENT AND INSTALLATION OF AIR-CONDITIONING

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 #5,264 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 NUEVA VIZCAYA - BAYOMBONG NUEVA VIZCAYA awarded it to EDWIN ERWIN SISON CONSTRUCTION on 2023-09-05.
    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 Nueva Vizcaya 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   3b5835df06…58d80cnow      …
  2. 2. Block Merkle root changed
    stored   03b82ee0d3…8817d8now      …
  3. 3. Block #5264 hash changed
    stored   ade8d41dd1…ad9f93now      …
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 304 records. Each step hashes the current value together with the sibling shown.

  1. leaf  3b5835df06e7c68d528f7da2a69de0f803c161a7846da6dbc9bfe13ade58d80c
  2. 01 R 3eeb5ac924f869d3f9a2672554f981800270454a446b09e8b22ffd67a5024195
  3. 02 L 14e9293c99225f7c65a7ce5ffb9c86de48c99bb75876118bb98ec151855957f9
  4. 03 R 16e8c04cafa3439795178a142de321ac7e2e8a4bd44117a2d54a533319f6b89e
  5. 04 L bc9a6a878ab17c2c34cbe667a9948db3df1a3d8ab8cc9aa04a1d021758d8fd1c
  6. 05 R 9ad13c58ba434b987430c51e8c98f4b55ffa18958b574598f953188861ff1d1e
  7. 06 R c6216cd0adb47a9affed541ea5e5ae58cc3d990b02bd8394c339cc0823a6fa90
  8. 07 L c008de817e88294d9c31f089994c87c0dbf23e3a524153cdc5e4bd395337d232
  9. 08 R f16125b42723ea1b612d3f368394adebcde84ecdbf1722891b3878bbf7603079
  10. 09 R 997e5f03c656e408467232590ad56f043c44fcdb4758f9f4c50e2f0d3b12e2c2
  11. root  03b82ee0d353c3c56272ec05228fb675d68d77e746330b41d9e5daa1838817d8