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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 - LANAO DEL SUR 1ST Award a ₱24.0M contract to N.B. SALBO CONSTRUCTION - MARAWI CITYNational agencies

Transaction hash:
2dee57bbf2f0f465ab2d0b3d3488fa280331c17868597ac755239c16b66e2fc9
Status:
Included and unchanged
Block:
#3,413 2,600 blocks after it
Position in block:
Transaction 29 of 160
Award day:
May 8, 2018 (8 yrs 6 mo ago)

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 #3,413 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 - LANAO DEL SUR 1ST awarded it to N.B. SALBO CONSTRUCTION - MARAWI CITY on 2018-05-08.
    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   2dee57bbf2…6e2fc9now      …
  2. 2. Block Merkle root changed
    stored   f22435f81c…6e5c9anow      …
  3. 3. Block #3413 hash changed
    stored   c39fe34def…db1f06now      …
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  2dee57bbf2f0f465ab2d0b3d3488fa280331c17868597ac755239c16b66e2fc9
  2. 01 L 2b9c06eae6497abf1d1c02c2364c17fa0a2d6824134104cfc620abf416c27698
  3. 02 R dec1240d1c00b3e7d2ebf3fa6d6455284fb4a1a3881cdcbdade748653790dbaf
  4. 03 L 8efa3d366ad2e69ccb01f1036f46583d4585ead236370eb0d7ab46e10f6ab343
  5. 04 L 86959bc3226bc31ea25e7989441fcca0b9316544cb32c7c1e685f63512514c89
  6. 05 L ab4f074890f4505217bbf50665463d7d484431ff934c47aaf7f4779fdbfc6264
  7. 06 R 54953823d46ce061c67bb1c50b4a2188187451680df7d1b7660f78eaca2baaa3
  8. 07 R f0d01ef76f519c81604966aa6487a14829a9895595a173856ac08b85c2610bcd
  9. 08 R 7de9c29fc9efbe2c7a00dd9b4383a65baac5615f553df7fee186d22ffe142b1c
  10. root  f22435f81c8342ce764d669e6074cec590b0c47b0f4069ee02de9a058b6e5c9a