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

PHILIPPINE PORTS AUTHORITY - PMO TAGBILARAN Award a ₱1.1M contract to BNYU ENTERPRISES AND CONSTRUCTIONNational agencies

Transaction hash:

29fdf3f0bd2f4917af8771709193f93e6d11b0bc76d8ea4af12cfde15ec885c9

Status:

Included and unchanged

Block:

#1,179 4,834 blocks after it

Position in block:

Transaction 5 of 38

Award day:

Jun 30, 2011 (15 yrs 4 mo ago)

From:

PHILIPPINE PORTS AUTHORITY - PMO TAGBILARAN

To:

BNYU ENTERPRISES AND CONSTRUCTION

Value:

₱1,128,043.51

Project:

Emergency Repair of Damaged Reinforced Concrete (R.C.) Deck of Old R.C. Pier, Port of Tubigon, Bohol

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

PHILIPPINE PORTS AUTHORITY - PMO TAGBILARAN

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 #1,179 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)
PHILIPPINE PORTS AUTHORITY - PMO TAGBILARAN awarded it to BNYU ENTERPRISES AND CONSTRUCTION on 2011-06-30.
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 29fdf3f0bd…c885c9now …
2. Block Merkle root changed
stored e3463f63a9…79bb1fnow …
3. Block #1179 hash changed
stored 2db8cb1809…3ef06bnow …

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

leaf 29fdf3f0bd2f4917af8771709193f93e6d11b0bc76d8ea4af12cfde15ec885c9
01 L 17f7a22a5d4484fe45902d061447310726b8c153aaa84e21d2981333259dbd62
02 R 99e7dc3e48a504e9f9b1165f9a6a1dbf5459157c6e9600f283bb569bee8391af
03 L 8f3193c7fa6d58a19f46405c34d48bbfa3370c1568f861fe72b3b01a12e36e01
04 R 62e9b0202db9bcd3c8427cdf3c4cb2b14f8cb324d4f89da696f7ac0e51969d26
05 R ae95c800abd88ce08e271aae245eb4d7002de8545e4514a15e694418cb784a92
06 R dce9b99ec3b6d3a4bb682be990386ce20f155a9fe190a817a37df851f241ffcd
root e3463f63a981e2cebf347d17860f364b4e89ff3e692ffaee8fcb1c0a4b79bb1f