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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 - AURORA DEO Award a ₱9.5M contract to SO CONSTRUCTIONNational agencies

Transaction hash:
d31491104cf03e6b4e48f8a4c7d907dd26a53d36b1d73ca9497fb84256e7643f
Status:
Included and unchanged
Block:
#4,412 1,601 blocks after it
Position in block:
Transaction 163 of 201
Award day:
Apr 6, 2021 (5 yrs 7 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 #4,412 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 - R.A. 11494 DA FMR 2020". 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 - AURORA DEO awarded it to SO CONSTRUCTION on 2021-04-06.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 21CN0122: 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 2021-06-21). 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   d31491104c…e7643fnow      …
  2. 2. Block Merkle root changed
    stored   9a412d7fad…038ee4now      …
  3. 3. Block #4412 hash changed
    stored   b0cf0569e3…bc3c80now      …
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 200 records. Each step hashes the current value together with the sibling shown.

  1. leaf  d31491104cf03e6b4e48f8a4c7d907dd26a53d36b1d73ca9497fb84256e7643f
  2. 01 L d1d203853ca8cc6565f28edda409a0561a5d14a5117794688ce1d6d660174896
  3. 02 L 01466e9bfa0ae37868b27599a866e3dd42c343387c94ac84a30bbb1a87855d9f
  4. 03 R a94c4546b7ba48c07dfede1e37ec57bece9be85daaba574de5ec8700f7f14add
  5. 04 R d0989fc6a6ce85533c831589fac15cdbb168c44c3c99f6f8ed42b978cb755f39
  6. 05 R ce3ae5f09f9b0e062c5ab3869768da0f8eb424294014a3c17ba73c12edce82a7
  7. 06 L 6577e5bb3fad3304c6cd8aa02578edbbcd8dcb6ca633d1ffb76fe1e8feeead61
  8. 07 R 597463d49c0a770b6944c5b9f4734b12a30d1833f1b4c6457dba65f6ac8f2fe4
  9. 08 L 7c937691019ac152aa1c0a15e9906ac60f539deb13ac292a64eba5ee47a143c3
  10. root  9a412d7fad9d5ea7d41883e69b98c2a0aca7b7e679cde987fca3379fad038ee4