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 - ALBAY 2ND DEO Award a ₱13.9M contract to SUNWEST CONSTRUCTION AND DEVELOPMENT CORPORATIONNational agencies

Transaction hash:

c37943f4e1c5d69ee06eb2b635326260914ca799d5efb6f3f0eedc7b5da2b9a9

Status:

Included and unchanged

Block:

#2,673 3,340 blocks after it

Position in block:

Transaction 62 of 89

Award day:

Feb 25, 2016 (10 yrs 8 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ALBAY 2ND DEO

To:

SUNWEST CONSTRUCTION AND DEVELOPMENT CORPORATION

Value:

₱13,938,455.39

Project:

Widening/Imprv't. of Puro-Taysan Rd., Leg. City

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ALBAY 2ND 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 #2,673 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 - ALBAY 2ND DEO awarded it to SUNWEST CONSTRUCTION AND DEVELOPMENT CORPORATION on 2016-02-25.
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 c37943f4e1…a2b9a9now …
2. Block Merkle root changed
stored 59bc4d851e…3e68ebnow …
3. Block #2673 hash changed
stored 187144f849…723a3bnow …

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

leaf c37943f4e1c5d69ee06eb2b635326260914ca799d5efb6f3f0eedc7b5da2b9a9
01 R c9bbe9e41ab2ce89d8582d6b0b148caafcc0ecfcb5892faee8621a5fb13d4965
02 L fc8a25278f27738ced82940e8d0a32d8094ce2667ebd60d927da5d61db1492d1
03 L 2012ac2821fac6b03a5c4aa212f4f5f35b636a1f2852c592b455aaba0758e23f
04 L c84c1386c0480a2f876c79522c05735f6e500f2cbbc0fda9d412098dca87fd30
05 L cd8a8d1e8f336ac5d9a7e659d44c967a01d08f97e35627c53a0947ec4f4358e5
06 L a9e5fc789567cb1b6d3922c382bcffa96626a8053b7bc5964633c33ed4ca8f38
07 R 6c3c11b914c89147cc94abdf24b0361b43f914dc2cbb2f0f63be0f46e9aab697
root 59bc4d851e57c9966486f0088aa646d80c4bad9cbcdbc3f9062512d79a3e68eb