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 SURIGAO Award a ₱82.4K contract to CARTESIAN BUILDERSNational agencies

Transaction hash:

ecd492bbb4f1b3d8ebdb91e07ef7351e2a4e5f2e7edf9543144c3b73a406dc55

Status:

Included and unchanged

Block:

#2,079 3,934 blocks after it

Position in block:

Transaction 107 of 114

Award day:

May 19, 2014 (12 yrs 5 mo ago)

From:

PHILIPPINE PORTS AUTHORITY -PMO SURIGAO

To:

CARTESIAN BUILDERS

Value:

₱82,390.00

Project:

Cartesian Builders

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

PHILIPPINE PORTS AUTHORITY -PMO SURIGAO

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 #2,079 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 SURIGAO awarded it to CARTESIAN BUILDERS on 2014-05-19.
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 ecd492bbb4…06dc55now …
2. Block Merkle root changed
stored f032887cfc…b61d6fnow …
3. Block #2079 hash changed
stored 8f3b6bf1ef…2282fanow …

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

leaf ecd492bbb4f1b3d8ebdb91e07ef7351e2a4e5f2e7edf9543144c3b73a406dc55
01 L ebf0a5cfbb4f4ff2d4c8f78f7e59d58f0b9be4021835c7333134996bcd106422
02 L 11f030632d2b57c48fba5a4bbaaa0a4d6e9d53cd929251b67f56a254c1784757
03 R 1e7bc0e5cd4031751b8c65190c66af62cbe06199f5cae3e7c336ec222154656f
04 L 54ee2063ca13d75470804f83864acf95789e5918350890fab4a6847bf542e343
05 R 1804687f457f07936722a7f24273365d1515224d03da37de33284ab8882acc45
06 L 19e79c62ab4c2722c824e7339a19900defe0a48732ac2d525e921920f158379e
07 L 8948d3fbcd54dcf71b3d02634afb48871ae5deb5fa82a5b5cf98763c181a1387
root f032887cfc45a83fdc5c24ace90dbfa9b8e892ef4f959b76ed45e14afbb61d6f