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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 - DAVAO DEL SUR DIST Award a ₱4.8M contract to R.C. MELGAZO BUILDERSNational agencies

Transaction hash:
e8a95b05c4986b28439fe393cfb928dacda0d955afdadc3ee1a8ea1d25ba8fcf
Status:
Included and unchanged
Block:
#5,056 957 blocks after it
Position in block:
Transaction 224 of 251
Award day:
Feb 3, 2023 (3 yrs 9 mo ago)
Value:
₱4,800,753.71
Project:
23LD0017-NOA, NTP & Contract

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 #5,056 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 "Regular Infra - GAA 2023 CSSP", i.e. the FY2023 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 - DAVAO DEL SUR DIST awarded it to R.C. MELGAZO BUILDERS on 2023-02-03.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 23LD0017: 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 2023-05-01). 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   e8a95b05c4…ba8fcfnow      …
  2. 2. Block Merkle root changed
    stored   7b01b1f533…d26203now      …
  3. 3. Block #5056 hash changed
    stored   1de54974ce…590d7anow      …
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 250 records. Each step hashes the current value together with the sibling shown.

  1. leaf  e8a95b05c4986b28439fe393cfb928dacda0d955afdadc3ee1a8ea1d25ba8fcf
  2. 01 R e91e6b98d4c80638eb4c9474b374dde9d3cb7adbcbbe22ed21dafcd4dd901fbd
  3. 02 R 259b3a0d5ad6e0c7b5d3bcb3b346d35b1c52894eba24a4400699e237e77a6833
  4. 03 R 7e1e829e96dab70125996ff0e4b663a0dbe51129f2867ec163d56910a3e76986
  5. 04 R 3a1114cf42ecfa858d85ee97a4935064f65d34464568bd13f39d67384e68d4cb
  6. 05 R 07caa5b374cc0eabc639b30d8b28dc61ce918c9cd9ace9e90504501ede7b1399
  7. 06 L 4fd4213990b587f152f03fe25018f5467fb673380527fa7e71589e238d8b5f98
  8. 07 L 031fb96ddd3dfee3aee538c89933f5c0f47ca2c3289af7f7665479b2f6e1f39a
  9. 08 L 1fa0dd0df4fb8cefb0ab060b69ec9277c42fe97baccd53d2b38f7c533e2afb39
  10. root  7b01b1f533d2089c26de450f4675b13d74802ef549aa48b0759d91803ad26203