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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 - NEGROS ORIENTAL 1S Award a ₱2.6M contract to MAI CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:
7ed4769f1cf02eb6f1a86caa507b82709e81f6576d7345f139f1245d7879ed1d
Status:
Included and unchanged
Block:
#3,267 2,746 blocks after it
Position in block:
Transaction 169 of 314
Award day:
Dec 7, 2017 (8 yrs 11 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 #3,267 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)
    DPWH lists the funding source as "Outside Infra - GAA 2017 DepEd BEFF", i.e. the FY2017 GAA. The exact UACS line is not given.
    Partly
  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 - NEGROS ORIENTAL 1S awarded it to MAI CONSTRUCTION AND SUPPLY on 2017-12-07.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 17RF0072: Completed, 100% physical progress.
    Found
  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)
    DPWH marks the contract "Completed" (end 2018-04-26). The certificate itself is not published.
    Partly
  8. 8. Audit
    COA annual audit report · Sec. 5(e)(iii)
    No COA finding linked to this contract.
    Not published

2 of 8 documents found, 2 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   7ed4769f1c…79ed1dnow      …
  2. 2. Block Merkle root changed
    stored   7bcbe347be…30a584now      …
  3. 3. Block #3267 hash changed
    stored   eb2c3679ca…e47d89now      …
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 313 records. Each step hashes the current value together with the sibling shown.

  1. leaf  7ed4769f1cf02eb6f1a86caa507b82709e81f6576d7345f139f1245d7879ed1d
  2. 01 L 7dcdca5b9d62abeb723bb92e6aafc9c8103d36d052dc54ff4090148e6b8af584
  3. 02 R 7fd35484f1c76752e73441371302a9807a4843ce90a48ad476be9d1f0fd3848f
  4. 03 R 6869045f2fca9360b843c4cc49ac7b9d626b2f6dd33e8e1175cbf983907b5f46
  5. 04 L 6152d53c7a89501bf7b34c7f02fb2e7cab7411510cff8c382a1eed58a9103775
  6. 05 R 5aac605fbe5bc56075077fc5708a41f26d921eba9200e3c9383816532b79c0b8
  7. 06 L e1a871b266c2ad348f66426959e047bb3270a0d317b549b546621a9fe8d4435b
  8. 07 R 044fa76fccbb78f5132d2385f130906343f0e79f742428961edcc797c2b61e3c
  9. 08 L 1f7f1f77c2200b378f577e2fa732d4616010a3482e848d18f79390dd03d3418b
  10. 09 R 545ca6b473c94cad78ef344aa45f8fa825c987fa3f39fb1bfcd030dd9e133055
  11. root  7bcbe347be149cc797220d8f8a1bfaa09f80c98a41430e6538cc143bc230a584