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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 - NORTHERN SAMAR 2ND Award a ₱4.6M contract to ACF CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:
a1a78a026f20a33cd1d2dee2882cf481038596d4f2b26bb2823c079f68c89706
Status:
Included and unchanged
Block:
#3,917 2,096 blocks after it
Position in block:
Transaction 149 of 252
Award day:
Oct 25, 2019 (7 yrs ago)
Value:
₱4,637,426.94
Project:
19II0105, Repair/Rehabilitation

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 #3,917 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 - NORTHERN SAMAR 2ND awarded it to ACF CONSTRUCTION AND SUPPLY on 2019-10-25.
    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   a1a78a026f…c89706now      …
  2. 2. Block Merkle root changed
    stored   7506b30391…bae3a8now      …
  3. 3. Block #3917 hash changed
    stored   ada404f23c…e7d94bnow      …
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 251 records. Each step hashes the current value together with the sibling shown.

  1. leaf  a1a78a026f20a33cd1d2dee2882cf481038596d4f2b26bb2823c079f68c89706
  2. 01 L a094d8bc0ce3bd0129adf879aa88458719876b647c08eaf72a57598bfd4d5db9
  3. 02 R 21c98af0b1d9a51f55d4dec54b2b07c4fe1e21f3c1766411a6a3f7a737d246a3
  4. 03 L a66ad4f37b91246f1efc7531ca5d1d575cc9505a1a92b86b94e4983c87eb0eef
  5. 04 R 25e226449989d3013676aa30a5d1094738f8a06cf240341ec2582690a05af533
  6. 05 L 188721aaf8562b867ac998dac45a83fdeb112c6baadfd256885cded8340ff220
  7. 06 R 347f7d9c98ba29c29cefe8a51b2b047b09dd5b83595b63fc8d7abbf365293cd8
  8. 07 R 9731a49daad4c07c76a9128974545f771b4e2ebcbe0b2f38ee585c4dd78453e1
  9. 08 L c6f5e0ac8df2518d78f8ead215b95322792900e58e3b0527f3e1f1f66700f4de
  10. root  7506b30391b3984f0ecddf256881d96f2f044bf61e8f9ca56cc67cb792bae3a8