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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

DEVELOPMENT BANK OF THE PHILIPPINES Award a ₱21.7M contract to R.U. AQUINO CONSTRUCTION AND DEVELOPMENT CORPORATIONNational agencies

Transaction hash:
0922a245ed0b24b86c4d4c2f30c25b710903b962f70396dae32283a6f842fa03
Status:
Included and unchanged
Block:
#193 5,820 blocks after it
Position in block:
Transaction 0 of 2
Award day:
Oct 16, 2007 (19 yrs 1 mo ago)
From:
DEVELOPMENT BANK OF THE PHILIPPINES
To:
R.U. AQUINO CONSTRUCTION AND DEVELOPMENT CORPORATION
Value:
₱21,745,917.01
Project:
Hiring of General Contractor for the Construction of Various Infrastructure Projects
Full record:
Open the award page

Accountability

Bill Sec. 3 and 19
Responsible agency:
DEVELOPMENT BANK OF THE PHILIPPINES
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 #193 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)
    The award does not say which budget line pays for it.
    Not published
  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)
    DEVELOPMENT BANK OF THE PHILIPPINES awarded it to R.U. AQUINO CONSTRUCTION AND DEVELOPMENT CORPORATION on 2007-10-16.
    Found
    Open
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    No matching DPWH contract record (only DPWH contracts are listed with progress).
    Not published
  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)
    No completion certificate published.
    Not published
  8. 8. Audit
    COA annual audit report · Sec. 5(e)(iii)
    No COA finding linked to this contract.
    Not published

1 of 8 documents found, 0 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   0922a245ed…42fa03now      …
  2. 2. Block Merkle root changed
    stored   62d9c57de3…4358bbnow      …
  3. 3. Block #193 hash changed
    stored   cd28117aeb…247a2dnow      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (1 steps)

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

  1. leaf  0922a245ed0b24b86c4d4c2f30c25b710903b962f70396dae32283a6f842fa03
  2. 01 R 81e33b70607106b71e7fc37789009049edc8be9490703906c8a08b5a18050570
  3. root  62d9c57de33c2fc578909c0117e9e8e77d26e1cd11d5fc44426f6b35ed4358bb