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 1ST ED Award a ₱9.5M contract to SARCA ESTATE DEVELOPMENT CORPORATIONNational agencies

Transaction hash:

2d052b209110aa5fe32f1db2f4ef65def318b66e556f7b896000aab5bf7a97f2

Status:

Included and unchanged

Block:

#2,998 3,015 blocks after it

Position in block:

Transaction 48 of 228

Award day:

Feb 23, 2017 (9 yrs 8 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON 1ST ED

To:

SARCA ESTATE DEVELOPMENT CORPORATION

Value:

₱9,515,799.89

Project:

16DK0080

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON 1ST 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 #2,998 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 2017 MFO-2", i.e. the FY2017 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 - QUEZON 1ST ED awarded it to SARCA ESTATE DEVELOPMENT CORPORATION on 2017-02-23.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 16DK0080: 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 2017-07-08). 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 2d052b2091…7a97f2now …
2. Block Merkle root changed
stored 2885c5a93a…68a2banow …
3. Block #2998 hash changed
stored 91a03b9d4a…025c46now …

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

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 227 records. Each step hashes the current value together with the sibling shown.

leaf 2d052b209110aa5fe32f1db2f4ef65def318b66e556f7b896000aab5bf7a97f2
01 R 2d6ee6be43d33168f18c6a94471593b36da55a96c772ffaae9ae617b88ac8592
02 R 3324044f281a8c64a477602b10181d1f97b03cfd7d8d2d30654d894f4283098e
03 R a00eb11639b959ffa2a30c454d47b5521cacf94dab78cc2a3af33aca93f8750a
04 R b0bcf2870a91703ac419136494fa79e6a7e6be071aad42c7e68ce3a3d2f1fd91
05 L 3cd25f38be3bba6eaf493d0d0260cc322a83e67f57f1c75f94a51f16027d0420
06 L 8fdd98a384149b307f09c9504492833e8f638aaf6e3dc8716e784b271678cc89
07 R f9a2ea2c4a7f7b00c0b43e12c8250195abacb0668f423ce8679a7d96beb9177e
08 R ca4ffc9ccea90ee7e29ef428694df428476ea6e2515c6254cf6b15468a9659b0
root 2885c5a93afc044ef89d482147ed0d1111cc0b5bde1670bde0f8d7bf6e68a2ba