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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 - BENGUET 2ND DEO Award a ₱4.7M contract to PECDASEN BUILDERSNational agencies

Transaction hash:
4b6dbb21f97a2fa7c465fcbfe80ba9be6c97a3a8353cc06318623d20d5828459
Status:
Included and unchanged
Block:
#3,248 2,765 blocks after it
Position in block:
Transaction 85 of 286
Award day:
Nov 17, 2017 (8 yrs 11 mo ago)
Value:
₱4,672,806.31
Project:
17PF0052 OPENING/REHABILITATION OF COLALO ROAD

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 #3,248 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 - Trust Funds 2017". 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 - BENGUET 2ND DEO awarded it to PECDASEN BUILDERS on 2017-11-17.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 17PF0052: 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 2018-02-28). 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   4b6dbb21f9…828459now      …
  2. 2. Block Merkle root changed
    stored   10a9fbcd26…e71867now      …
  3. 3. Block #3248 hash changed
    stored   df97725c15…d865c4now      …
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 285 records. Each step hashes the current value together with the sibling shown.

  1. leaf  4b6dbb21f97a2fa7c465fcbfe80ba9be6c97a3a8353cc06318623d20d5828459
  2. 01 L 49ec70d8daa58331d6331b2d383a440017069fd275f42829b1b94f1349c60943
  3. 02 R 500ff464b4b3058acb7e2e80a5fb105befeaf3f2132d994de58b83aae558517b
  4. 03 L 9a986dda03fee820f795472c919c2a8dd2fd9ae4341c39860e7c7ec59e6e21e3
  5. 04 R 56e22f41530ef4d21b9f062182c303f315a04688738301579860ef8361060508
  6. 05 L ecedf04e37a9cc35f4b697cc0ff6c5d014fd746d2041a8ff7574e656b343e861
  7. 06 R 6f68458a1fec91b052d2e87d9a75dae432abac78554bbf700417dde93f03634a
  8. 07 L c283617a62794b8cc14f51be60813735869429932b3bbba3607e51bf5bbec843
  9. 08 R 03b792530bc534c52eb56c61c80e4af79db5acdb8e90ddd1af6b55e9add19694
  10. 09 R fd5ccd6565e0c19d57a74261d26cb16eff8247c288a9be1450d67a607152dcbc
  11. root  10a9fbcd26cc7442f11cbbd8e3fb5786d1729ca96684b01435551238ebe71867