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 - QUEZON 2ND ED Award a ₱13.3M contract to RAM BUILDERSNational agencies

Transaction hash:

b10efec21f7bc0b125b73eca6c42c707603434c3c1cbbe14987d0b21697cf962

Status:

Included and unchanged

Block:

#2,008 4,005 blocks after it

Position in block:

Transaction 67 of 94

Award day:

Feb 25, 2014 (12 yrs 8 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON 2ND ED

To:

RAM BUILDERS

Value:

₱13,321,439.64

Project:

13dj0129

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON 2ND 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 #2,008 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 - QUEZON 2ND ED awarded it to RAM BUILDERS on 2014-02-25.
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 b10efec21f…7cf962now …
2. Block Merkle root changed
stored 21c6adc0b4…2317bcnow …
3. Block #2008 hash changed
stored e4ce105d44…9287cenow …

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

Merkle proof (7 steps)

How this one record is tied to the block's Merkle root, without needing the other 93 records. Each step hashes the current value together with the sibling shown.

leaf b10efec21f7bc0b125b73eca6c42c707603434c3c1cbbe14987d0b21697cf962
01 L b032dc802448baccd7e013d7b77840c69421d144d12718a5aa8a51258a2febc3
02 L fcfba1bc044c1f47a03a9317bd5d6fe67611c986f7d0d8686c4f337fa32e9bbc
03 R 6bfbb35f5a56e59a6eb1a41a7c573f3c03d40bc5b2c0f35848230b13952b85fe
04 R 320f6f53fe8344e7ad692876ba1df319f222e3dc5dbafd5f1df26ee8f404c39e
05 R 40d6b022c8640044ddd5cce68bf231921a0dfac5f6f738b0368a405049c8216f
06 R 3c7878345de7b99d66da68d77e5ab7a679c3663158e9b464a387ec43210e6c33
07 L 3d39043edb0bcc727b1e3427d6b2c4d190cf36b13dd4908ff3a0987975aff036
root 21c6adc0b469fe79c50ded6dc53d4d7f945af8f5f97be2df74cf9c104b2317bc