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 - LA UNION 1ST ED Award a ₱14.0M contract to PAGTAENGAN BUILDERS AND CONCRETE PRODUCTSNational agencies

Transaction hash:

67cd3d5d7b873b2b204e14ee02d596cb9249eff4cbd9999a5955742413a8ae22

Status:

Included and unchanged

Block:

#3,935 2,078 blocks after it

Position in block:

Transaction 101 of 233

Award day:

Nov 12, 2019 (7 yrs ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LA UNION 1ST ED

To:

PAGTAENGAN BUILDERS AND CONCRETE PRODUCTS

Value:

₱13,962,261.00

Project:

19AE0104 Civil Works

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LA UNION 1ST ED

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 #3,935 signature valid Demo key, proves nothing about the governmentPublic key

Linked records: from budget to payment

Bill Sec. 5

1. Appropriation
GAA line item · Sec. 5(b)
DPWH lists the funding source as "Outside Infra - GAA 2019 NDRRMF", i.e. the FY2019 GAA. The exact UACS line is not given.
Partly
Open
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. Cash allocation
Notice of Cash Allocation · Sec. 5(c)(iv)
Not published per project.
Not published
4. Contract award
Notice of Award (PhilGEPS) · Sec. 5(d)
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LA UNION 1ST ED awarded it to PAGTAENGAN BUILDERS AND CONCRETE PRODUCTS on 2019-11-12.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 19AE0104: Completed, 100% physical progress.
Found
Open
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. Completion
Certificate of completion · Sec. 5(d)
DPWH marks the contract "Completed" (end 2020-06-02). The certificate itself is not published.
Partly
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.

Contract amount (₱)

1. Record fingerprint changed
stored 67cd3d5d7b…a8ae22now …
2. Block Merkle root changed
stored f0a7c7d4d5…18b1c7now …
3. Block #3935 hash changed
stored 3ae1fc5bce…c676a7now …

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 232 records. Each step hashes the current value together with the sibling shown.

leaf 67cd3d5d7b873b2b204e14ee02d596cb9249eff4cbd9999a5955742413a8ae22
01 L 667cfc549d6b284df0ae9a52e30577d30bc78663f268be1554ebde05dbf4f740
02 R a5d446ac93f5cbb7d09f4874fc70e7902dbcb9c029f416e6df592a524471eb81
03 L f2531e392827233a284ec6234f5f1e91c802f69e14ce78bddd1e61bb1cd6947d
04 R 38826e3001b96425eaa65278cba5df91dbc04b9317ce192040d45ad71b9975eb
05 R df127565ab99f1c847f6956181a636de744951bf824595f4ed997b32e8619188
06 L efcfeb82a77ead4c0a4d7780f1967a0e5915fe3c836dd47f6737923f0b9790d5
07 L 931c9c2a1d1299ba5727e22d7415629745e33e8cf52f500ef12421450226afe9
08 R 4c0041389213cc0efeb07483c7c46e3cc83c4595f07c8598dd755b34ea8f2d12
root f0a7c7d4d5107ad440bbe52a76deddf5892dad01ec78f74c7bfb245e9d18b1c7