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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 ₱10.6M contract to CDU CONSTRUCTIONNational agencies

Transaction hash:
704dec1d4f3e2cf25807fafdf982304848fde9acd7f6560e397f4e2d905b5d6e
Status:
Included and unchanged
Block:
#2,536 3,477 blocks after it
Position in block:
Transaction 76 of 160
Award day:
Oct 2, 2015 (11 yrs 1 mo ago)
Value:
₱10,617,953.46
Project:
15II0094 Cluster BEFF-15-B3-007

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 #2,536 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 CDU CONSTRUCTION on 2015-10-02.
    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   704dec1d4f…5b5d6enow      …
  2. 2. Block Merkle root changed
    stored   cb8dd6531e…1ac366now      …
  3. 3. Block #2536 hash changed
    stored   ba772eb703…1ac244now      …
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 159 records. Each step hashes the current value together with the sibling shown.

  1. leaf  704dec1d4f3e2cf25807fafdf982304848fde9acd7f6560e397f4e2d905b5d6e
  2. 01 R 7444e991512306f8580826e70291f3f5422439b461efaa9ebd816e9f1f68e8a1
  3. 02 R 5e1c8267800752057fe1578fe7296681af2784ac2280020bbde0944a33f16f76
  4. 03 L feeafcdb1bebbd03e90374e50384796fbe4ab66c8f7e20bf53bd823ea33e634f
  5. 04 L 0584fe9d065862a38f76feb54de5a3fa5495396c1298f80c815edee33bc829e0
  6. 05 R 56096ea366bfee0ad76a32b1bbd2d0b8cbf0c99bb043afb0f38aada0beeb99de
  7. 06 R 6765f11b8025b3cb1eba7e86425caa276642a2cd83ce8d114e18ea677cdfd633
  8. 07 L a923c61b85bc1260019e1ca3f0611100f452f7300f1d4b843b2c61e7715d17cc
  9. 08 R 85aa0c4a2938b7387d9f5435b1b035fdbd201a012bebb36f9441b8a14c969e47
  10. root  cb8dd6531e323882401a62efdca67f65fdb31ffab3d0ef0a9d7cd1f71a1ac366