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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 - PAMPANGA 1ST DEO Award a ₱10.5M contract to R.G. DIAZ BUILDERS & TRADINGNational agencies

Transaction hash:
ea3b61b3687e84bba5bfd8df5b5ab25b79564c90d6c29c880b5888158cacc103
Status:
Included and unchanged
Block:
#3,627 2,386 blocks after it
Position in block:
Transaction 618 of 673
Award day:
Dec 21, 2018 (7 yrs 10 mo ago)
From:
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - PAMPANGA 1ST DEO
To:
R.G. DIAZ BUILDERS & TRADING
Value:
₱10,454,947.56
Project:
18CG0419 - Construction of Two(2)- Storey, Four (4
Full record:
Open the award page

Accountability

Bill Sec. 3 and 19
Responsible agency:
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - PAMPANGA 1ST DEO
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 #3,627 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)
    DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - PAMPANGA 1ST DEO awarded it to R.G. DIAZ BUILDERS & TRADING on 2018-12-21.
    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   ea3b61b368…acc103now      …
  2. 2. Block Merkle root changed
    stored   e1d740d034…0ab343now      …
  3. 3. Block #3627 hash changed
    stored   3e03157663…c525fcnow      …
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 672 records. Each step hashes the current value together with the sibling shown.

  1. leaf  ea3b61b3687e84bba5bfd8df5b5ab25b79564c90d6c29c880b5888158cacc103
  2. 01 R eaa365e12345f694d8fea705aed5f11fb5967c2875c28b74e2bdb4d8ae5d2b4b
  3. 02 L df23b30bdd6b38a8b0c23d5962039a73fd01277477e3edec1d700d5b70e568e9
  4. 03 R d88b42353c2d9a822050ba0c74322148add8655135791aa799569a6110a2ee24
  5. 04 L 1c2d418a24019eff9f1b8e7048bb0baba0c6dcef617e1b1aa8966f174d63bde3
  6. 05 R 632917427e4940719b3c8955890320666b701df157629843b8d054163cd6906f
  7. 06 L 69270baf94c0bd136252557ebb8b55b54c60cbdc1b3239497ae1f49e814ee86c
  8. 07 L ad26fd3db08bc792b5e9cdd7e328bf26f6aac5ee4cfcb772542a512c843748f5
  9. 08 R 37b609fb6fde63ee58c26b30c43837f5f9cc9dcf2927530ed50412e06147a7d5
  10. 09 R 5d4f9642560808261637c6d06905e81eb41241befef438214d1f07908b855444
  11. 10 L e1516b9da2ed18f29eed5859df7432748dae03f35fbf0e6ac9ca6591281412ed
  12. root  e1d740d034199d6f1eb69604ddc22e56874117ab7b3b723cf5687973400ab343