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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-CASTILLEJOS,ZAMBALES Award a ₱989.6K contract to CDC CONSTRUCTION AND SUPPLIESNational agencies

Transaction hash:
bec4fe480ee22fa4da60a586168f543a11bf4214892264440600e47989519757
Status:
Included and unchanged
Block:
#831 5,182 blocks after it
Position in block:
Transaction 86 of 131
Award day:
Mar 25, 2010 (16 yrs 7 mo ago)
Value:
₱989,615.64
Project:
Concreting of Various Pathway & Upgrading of Drainage System Brgy. Baraca – Camachile, Purok 2 Brgy. Calapacuan, Purok 4, Brgy. Calapandayan, Tamayok, Brgy. Ilwas, Brgy. Wawandue, Subic, Zambales

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 #831 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-CASTILLEJOS,ZAMBALES awarded it to CDC CONSTRUCTION AND SUPPLIES on 2010-03-25.
    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   bec4fe480e…519757now      …
  2. 2. Block Merkle root changed
    stored   d41a50afb7…3593a8now      …
  3. 3. Block #831 hash changed
    stored   37ada61404…319d50now      …
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 130 records. Each step hashes the current value together with the sibling shown.

  1. leaf  bec4fe480ee22fa4da60a586168f543a11bf4214892264440600e47989519757
  2. 01 R bf013ad2c6013dc44bedcab98438d1112e36a1eb35b3173876a3442e088294b6
  3. 02 L a55f11e9fdd940105c5c5c4328d147737d2941fb7ba19c8cc7188fd5c4c7389b
  4. 03 L c30ceb080a347b7a6b08310c7e4517ce2e9726c42c1901385e8f37ddc452b618
  5. 04 R 3efc065a755bbaa81cdb4ef3987f3c65a08519eab62aa72e51709875d4829083
  6. 05 L 67541db9343b644cb2f03b89daa8b2f1c9b8a5e939c4a5d1db69ddd649c21773
  7. 06 R 4b289f88d7765a2be0efbc0c271d235dc183d9512587b4fafc9bdf95a024fd31
  8. 07 L 2696713e9633fb0f313da7f8224dd03e3ce517558c589af4502517b25014919c
  9. 08 R 86ef1e0a9e36c65c1eed054f6d82a36ff9f42310f9b5920460a3acb518c03313
  10. root  d41a50afb76db0b12b3fdeb7c01e7de848e165be785ea8de7a6fd19d8f3593a8