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 - REGION IX Award a ₱97.7M contract to ESR CONSTRUCTION & DEVELOPMENT CORPORATIONNational agencies

Transaction hash:

d54201847e9ca44bfa655bca731dd348fda38431e7f59c309ec659f3aea388b6

Status:

Included and unchanged

Block:

#4,724 1,289 blocks after it

Position in block:

Transaction 39 of 50

Award day:

Feb 19, 2022 (4 yrs 8 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION IX

To:

ESR CONSTRUCTION & DEVELOPMENT CORPORATION

Value:

₱97,674,965.91

Project:

22J00012

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION IX

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 #4,724 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)
The award does not say which budget line pays for it.
Not published
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 - REGION IX awarded it to ESR CONSTRUCTION & DEVELOPMENT CORPORATION on 2022-02-19.
Found
Open
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. 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)
No completion certificate published.
Not published
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.

Contract amount (₱)

1. Record fingerprint changed
stored d54201847e…a388b6now …
2. Block Merkle root changed
stored 62b98a7071…d8aabenow …
3. Block #4724 hash changed
stored 3c3d5e5cdc…6ed456now …

Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (6 steps)

How this one record is tied to the block's Merkle root, without needing the other 49 records. Each step hashes the current value together with the sibling shown.

leaf d54201847e9ca44bfa655bca731dd348fda38431e7f59c309ec659f3aea388b6
01 L d38d493ecefa767bae5ab6cd0ba03dae7ba7c67309103e09de939c95e109b9ba
02 L 0a4261d331cc4265e168fcbef41a0b0f80de5fe6d8df0202b9e6eebd626e8b24
03 L ca531adffd5f85dcc5554d28cb9082ddc6f210ef026baaa6a5008e82c63cbd2e
04 R 597a832b52dadc27ed793b29ba0a45c8f75756ed865886049718bb043dff19de
05 R 3c8b082522ba5a72cb7f09ec7453ab4291f422eca07631f87e58a8b5b0b315db
06 L d694dde1df0c585b9e6ce2fd4d9d8cd9bc752b4777eec44df6ae386496650476
root 62b98a707122b2446bb33071ff07da2de70f7b7cb5aaba4f774136acadd8aabe