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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 - DINAGAT ISLANDS DI Award a ₱41.2M contract to CARTESIAN BUILDERS CORPORATIONNational agencies

Transaction hash:
458588e8cd0dc7eda87bd21701694f738e4e8f371dec3f83e3736a27d7e074ee
Status:
Included and unchanged
Block:
#5,544 469 blocks after it
Position in block:
Transaction 143 of 557
Award day:
Jun 26, 2024 (2 yrs 4 mo ago)
From:
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - DINAGAT ISLANDS DI
To:
CARTESIAN BUILDERS CORPORATION
Value:
₱41,150,200.00
Project:
24NE0042
Full record:
Open the award page

Accountability

Bill Sec. 3 and 19
Responsible agency:
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - DINAGAT ISLANDS DI
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 #5,544 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 2024 OO-1", i.e. the FY2024 GAA. The exact UACS line is not given.
    Partly
    Open
  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 - DINAGAT ISLANDS DI awarded it to CARTESIAN BUILDERS CORPORATION on 2024-06-26.
    Found
    Open
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 24NE0042: Completed, 100% physical progress.
    Found
    Open
  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 2025-05-10). 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   458588e8cd…e074eenow      …
  2. 2. Block Merkle root changed
    stored   a659ca7a38…c60c37now      …
  3. 3. Block #5544 hash changed
    stored   ef3125baaa…43a73bnow      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (10 steps)

How this one record is tied to the block's Merkle root, without needing the other 556 records. Each step hashes the current value together with the sibling shown.

  1. leaf  458588e8cd0dc7eda87bd21701694f738e4e8f371dec3f83e3736a27d7e074ee
  2. 01 L 451b7182c537f410162c3bc14e76f0b10bed678cad81f0a4ddb2c257859d17f6
  3. 02 L e4d5a196811af36db8df6aecf965299999f77eac910302cb6aceeff37567fefb
  4. 03 L 8f678abd0f23fbe5b56d2ef32d4f7c79a698d091b2be980c63c672b343f8d4c6
  5. 04 L 40e854957f238de27316a2af62bd16ae4bfb1d7e24ed4e7f0c4873c5753c92e8
  6. 05 R 0c31fb4b068d96560334a0a97073a7bbd109f168b44c252b4c6815a4719b519d
  7. 06 R 904a508c2adb91f44b713b4848edb771523fa32089bb1778ae4d94b76e6ceeb5
  8. 07 R fbfcf859276694d3b557986ddaba8564b2b813de8401009cd7373797005e9a1e
  9. 08 L 274ae13021109aeda2870a0c25526c734ed6e883982e212f48b90c22d197a4db
  10. 09 R ce373096b654c2bebe6150445a737cecc2dcc2bd6cb3732b5e282c2c00ebf7e3
  11. 10 R 22bc9e87209abd8404d42767d1e659eb92d7aa71cbcd9013be6ae47684cd4bdb
  12. root  a659ca7a38349207d9002f9ee5d1699f6cef695ba28438ee8a71ddaf35c60c37