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 ₱4.4M contract to RAM BUILDERSNational agencies

Transaction hash:

6e9f71ad7b25139bb368e77ff077ea782f6802766072f5370ef7a3f488833eeb

Status:

Included and unchanged

Block:

#1,346 4,667 blocks after it

Position in block:

Transaction 38 of 77

Award day:

Jan 10, 2012 (14 yrs 10 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON 2ND ED

To:

RAM BUILDERS

Value:

₱4,378,921.07

Project:

Construction of Drainage Canal along Quezon Eco-Tourism Road including Acquisition of Road Right-of-Way Castañas Section, Sariaya,Quezon

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 #1,346 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 2012-01-10.
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 6e9f71ad7b…833eebnow …
2. Block Merkle root changed
stored ee55e1319a…c9104bnow …
3. Block #1346 hash changed
stored 9e3c5bfd37…df52fanow …

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

leaf 6e9f71ad7b25139bb368e77ff077ea782f6802766072f5370ef7a3f488833eeb
01 R 70b420446cd8c46ed4c8c8e44815d32900b7e738918157133e36e64ed29bf5cb
02 L 42520e4bcd8ff5c2abaddb3feb49c125fec0feaa38e97f2ebe74ea5a7707529b
03 L 14ca11c2ab5eecfa9c74702a023a225eb38cdec4f21ed8c1620b554ab3970d76
04 R b6118574af183dee6f3a4886f174a3bab68e425138551664aab893015f617c1c
05 R 1afe153ef024ec367b8ccf4d69c66e6e1e8c2511e6c5229333ef818b26142ebf
06 L 52cd907f5e8b6ea1a0cbc895c6312603a3ddf41597d02a552dce4e1532802cba
07 R c9a4f72f1d2ee9d2ae5b3dc4d17400b074ed58101fc2980077dd557afa028531
root ee55e1319a4159b18b9f2d5988e4546ed78bf3c08dfe6ce5036ed10d87c9104b