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 - EASTERN SAMAR DEO Award a ₱2.0M contract to ARYANESA CONSTRUCTION & ENTERPRISESNational agencies

Transaction hash:

f08f2da66fb0de694e3fa174cf683d5a4c7c1d818890469262d29a78e8513bfe

Status:

Included and unchanged

Block:

#1,490 4,523 blocks after it

Position in block:

Transaction 58 of 60

Award day:

Jun 26, 2012 (14 yrs 4 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - EASTERN SAMAR DEO

To:

ARYANESA CONSTRUCTION & ENTERPRISES

Value:

₱1,971,166.09

Project:

12IB0059 - Const. of Lying-in clinic, Phase I & II, Brgy. Songco, Borongan City, Eastern Samar

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - EASTERN SAMAR DEO

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 #1,490 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 - EASTERN SAMAR DEO awarded it to ARYANESA CONSTRUCTION & ENTERPRISES on 2012-06-26.
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 f08f2da66f…513bfenow …
2. Block Merkle root changed
stored e3339da5ca…c2555cnow …
3. Block #1490 hash changed
stored 6d72b17fc1…73d0ednow …

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

leaf f08f2da66fb0de694e3fa174cf683d5a4c7c1d818890469262d29a78e8513bfe
01 R fea7c28f82aafeb11fbfd39ef3421f6d817e221a582d3ad51ddeedfe30f749e2
02 L 59700593d7891ebc1dbb258eeeb54524c05b3af7b4ebd2d2a94f7e3eee053875
03 R 7353799c50118e824056536da6c3e8d49409e26797fd467b656455d0603dfcc0
04 L c5f6553867cbee8e0645c2b600159aa8c5821b40dd3cbf45eb1b91bdbc3fc873
05 L 7309025a5e2f2b7ca4f1b5704c55457a6658a40b5240c556f6669d17ce2b1c54
06 L abef7e86343c9b3e63e8c78de348aa656b8537ccb06dd284f0d01299032fc36f
root e3339da5ca22a7b1b6e27a4763337b37e616742a749e902e4b401d0fe2c2555c