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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 ₱28.5M contract to DALCON CONSTRUCTIONNational agencies

Transaction hash:
b42e9c3dbb01db901455b5688073190337853b50aa2da331bb7b98019d7a0b74
Status:
Included and unchanged
Block:
#4,823 1,190 blocks after it
Position in block:
Transaction 100 of 151
Award day:
Jun 10, 2022 (4 yrs 5 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 #4,823 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 - AURORA DEO awarded it to DALCON CONSTRUCTION on 2022-06-10.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 22CN0148: 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 2023-08-14). 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   b42e9c3dbb…7a0b74now      …
  2. 2. Block Merkle root changed
    stored   f812f87d61…e1641enow      …
  3. 3. Block #4823 hash changed
    stored   81820f09f2…ecf670now      …
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 150 records. Each step hashes the current value together with the sibling shown.

  1. leaf  b42e9c3dbb01db901455b5688073190337853b50aa2da331bb7b98019d7a0b74
  2. 01 R b45704a086ba24c1d26df53b5b0c9db2546f3f97636e3764eb09a4ecd55da64f
  3. 02 R a6edad1e1accd9be4f11b823aaefdba64fc32c8d412706c8324e5c25a529072f
  4. 03 L 2a6b129ba692f07e571399e0d27afc485059c83771e7c4c7b335a08e6bd505af
  5. 04 R 8a29a7f36e00a93687a76ef401b17db2106f7ebd8c2a3c204f75808cf0f4c5a1
  6. 05 R f128d1eb6616b6ea4499939b6c6fdb22306a34aabc83ec85f3ba6bb336608d11
  7. 06 L 009ceb9c91cc80c6491959c0c99881493376d2fbd0e74139a43f0d8c2c17504b
  8. 07 L 179368199eb418c347412250918da403be35ace7e5a7cae943fe58ec43c0a7f5
  9. 08 R ae045c7728f41a54a5586176f750b75e6effdc8129d03e32c3f10546ddbb611d
  10. root  f812f87d61394ce851cc49d1191e0ba8adba495f4fe20cfba9b9cd1190e1641e