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 - ABRA ED Award a ₱2.8M contract to 739 BUILDERSNational agencies

Transaction hash:

a208b00b038d7bb0d3dfd37886c196b3312786975c2363080692812f70f9e9ea

Status:

Included and unchanged

Block:

#4,813 1,200 blocks after it

Position in block:

Transaction 184 of 287

Award day:

May 30, 2022 (4 yrs 5 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ABRA ED

To:

739 BUILDERS

Value:

₱2,794,657.31

Project:

22PA0115

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ABRA 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 #4,813 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 "Regular Infra - GAA 2022 CSSP", i.e. the FY2022 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 - ABRA ED awarded it to 739 BUILDERS on 2022-05-30.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 22PA0115: 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 2022-10-07). 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 a208b00b03…f9e9eanow …
2. Block Merkle root changed
stored be87cf01bd…ed5eeenow …
3. Block #4813 hash changed
stored 8630efd1ce…adaed4now …

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

Merkle proof (9 steps)

How this one record is tied to the block's Merkle root, without needing the other 286 records. Each step hashes the current value together with the sibling shown.

leaf a208b00b038d7bb0d3dfd37886c196b3312786975c2363080692812f70f9e9ea
01 R a22d974cc7797f3fec53be9269250d3b83ab7fb60c0213ab9787f67ffff58ffb
02 R 8e30ef34c360db8f113f5a9c5b8063758b5fe80b5cca863a245feec5849e99f6
03 R 60eb1fc44b35b620a0d8f4124023e12a98bb25cee30503e465a3bf847d981de4
04 L e43a4ce735e473433473c8bc59f57a27302ea5b75baf82cb7f56ac2b99cb132d
05 L 4b513d53bf4105568907c8c94b2de8465bc8196b70bc670a362b3e0430526381
06 L 2a658f244a5535a9a86e9ca5ffabf988e898ffbae7ae2385beabc3ab7b680688
07 R 83411e59ab1387c177fe6415df02ddfe1b1f563b74e2a7fcf38b801eaf1fb089
08 L 58a0cd0130e253a7ce67559db8f395ab4775bc409e4125060dc6444ba6d3dedf
09 R 644ef93436a0d39d1ef8e7bed6d945a40db98245a5a57b3ff3a3fa991bf336bc
root be87cf01bd3c266961b8e1af17dc15c3e8b602b6ff562fd0a6233483f4ed5eee