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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 - IFUGAO Award a ₱2.7M contract to SOUTHLAND CONSTRUCTION AND SUPPLIESNational agencies

Transaction hash:
4feeff174be8b8eaf73b6f1e3d805ab1d71c9b25aa1934bbbad8885e3789f925
Status:
Included and unchanged
Block:
#3,166 2,847 blocks after it
Position in block:
Transaction 51 of 203
Award day:
Aug 17, 2017 (9 yrs 2 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 #3,166 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 - IFUGAO awarded it to SOUTHLAND CONSTRUCTION AND SUPPLIES on 2017-08-17.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 17PG0055: 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 2018-02-25). 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   4feeff174b…89f925now      …
  2. 2. Block Merkle root changed
    stored   5964f31302…70a854now      …
  3. 3. Block #3166 hash changed
    stored   9399590f5f…9da4b2now      …
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 202 records. Each step hashes the current value together with the sibling shown.

  1. leaf  4feeff174be8b8eaf73b6f1e3d805ab1d71c9b25aa1934bbbad8885e3789f925
  2. 01 L 4daa50aa9908b316173ab0da9d860a26241e032b78e2285a70ac3e52c410613b
  3. 02 L 1f36d098dcc9d8bfec21068fb732efba78bbc6cadc1911eb8d36d597ddfee41c
  4. 03 R 8f77b89cdb2e4ce2f79a37acba6d720b2da5c38a6b73d4a3e500c981452d8f32
  5. 04 R 5d45c80d1718f17ce2b1a6459f230aeafc36954f07d667538ae825da2beaf748
  6. 05 L 5b8f34fcac57c7275f26a71d2152662bab3dbe9d2489664c7aa324084a2e17f5
  7. 06 L 8afabbbf5f28158caf9457444d49ce7a5c25d8dc860265d4cd48c26d677ed562
  8. 07 R d37b22c96cbbbe3578070474a4318bc74adb358fb8e4e3c304a5041e07fb49d6
  9. 08 R f830934cbcd5ad29f3ae8719bffed07bf9b8409109791762ebc36aae0706ba21
  10. root  5964f31302e6ed0ee6aa6c91987acfa7258861f629f8646dc1449a0cbd70a854