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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 - NUEVA VIZCAYA 1ST Award a ₱1.9M contract to E.M. BAYATAN CONSTRUCTIONNational agencies

Transaction hash:
bf5a3ded8a7b56e50fe7444f9d2a9d4291f299556fecac06ec28c7a55e93b106
Status:
Included and unchanged
Block:
#4,706 1,307 blocks after it
Position in block:
Transaction 1,049 of 1,424
Award day:
Jan 31, 2022 (4 yrs 9 mo ago)
Value:
₱1,949,550.95
Project:
Convergence and Special Support Program-Basic Infr

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 #4,706 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 2022 CSSP", i.e. the FY2022 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 - NUEVA VIZCAYA 1ST awarded it to E.M. BAYATAN CONSTRUCTION on 2022-01-31.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 22BI0005: 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 2022-05-29). 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   bf5a3ded8a…93b106now      …
  2. 2. Block Merkle root changed
    stored   8e3eb8e530…7f5c44now      …
  3. 3. Block #4706 hash changed
    stored   4808261ae5…b28888now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (11 steps)

How this one record is tied to the block's Merkle root, without needing the other 1,423 records. Each step hashes the current value together with the sibling shown.

  1. leaf  bf5a3ded8a7b56e50fe7444f9d2a9d4291f299556fecac06ec28c7a55e93b106
  2. 01 L bf0984ef961f78c8bd9d115c90ae3ed6be02d26766de38c91a1add10da104190
  3. 02 R 9af442265bff8fd8a917cf490eb52029b4e84be18dee3ff9f4dbd80afe8e3b60
  4. 03 R ba170f666df102db97e9ca831f86f46d14d60e79a8fe596f826515b4cc10c8b3
  5. 04 L df42bad19f840d5b76aedeb09f2063ffac341562e0ad8fe4f96c6665d68fe30b
  6. 05 L e4c6d4e4f8fedf7a32854c1549984daee06e81ee613a88e3084e31eb54475b76
  7. 06 R e991465f823f4029a4c4263b2165828414e81a89d61c43c10894daf02f076c23
  8. 07 R 2667e2756c0ab60e96c9fd46d4ff7300d91f37b7dc02460d1596ed106a3c044a
  9. 08 R 42733985905181f90e7ebc129aaed68b467773b1985debe7290678c59b1bde50
  10. 09 R 288994a52dfbc23923bd3061a278f901a1ae99b2e9ff2fdbc5bcdb675a09ab30
  11. 10 R a0a53ef5a8a81653adfc4d87c6deada79003ae63727f489da4bf61c8ad05fb8e
  12. 11 L d95676bfddf231ccc3848b2c960794c0b327a58f62ebb4307b26a88e4170ea4c
  13. root  8e3eb8e530abbc90e1ce078f07f2e2efed95173240a714b8f0d927e4cd7f5c44