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 ORMOC Award a ₱20.0M contract to MAC BUILDERSNational agencies

Transaction hash:

2b2ddbcd84c4aee8b45faf96fcec9867365a9a9307555effed1b6f21b40a163a

Status:

Included and unchanged

Block:

#1,327 4,686 blocks after it

Position in block:

Transaction 13 of 63

Award day:

Dec 20, 2011 (14 yrs 10 mo ago)

From:

PHILIPPINE PORTS AUTHORITY - PMO ORMOC

To:

MAC BUILDERS

Value:

₱19,994,396.04

Project:

INVITATION TO BID - REPAIR OF CAVED-IN APRON, CONCRETE PAVING OF ACCESS ROAD, & RECLAMATION AREA & FENDERING SYSTEM, PORT OF MAASIN, SOUTHERN LEYTE

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

PHILIPPINE PORTS AUTHORITY - PMO ORMOC

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 #1,327 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 ORMOC awarded it to MAC BUILDERS on 2011-12-20.
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 2b2ddbcd84…0a163anow …
2. Block Merkle root changed
stored 00dad0ca39…8925d1now …
3. Block #1327 hash changed
stored 7b57da94e7…4e98b1now …

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

leaf 2b2ddbcd84c4aee8b45faf96fcec9867365a9a9307555effed1b6f21b40a163a
01 L 2a68418a91c76efa3d534adfaa40f55b9c09794f6fe4851dabfab26ab1d5150c
02 R 6652d9a3b4e3fa557f4ce7740092a08132130e8d927f97ce82b91a8ee892fb13
03 L 34e07217369dd69f686c0049b67171df35263bd655f829069d2d25a8da55e505
04 L 7a0351adb243cb80917f5398460222d3b85166602b378292a582b0e1202a14c4
05 R 4c730b073bf7768928c70c2c806bde19d80841fbba668438694b7744e188b90b
06 R a0b459a6850bfdf02264c116b597c08ddc4b678747042999e42e815c940f73a6
root 00dad0ca39287565f25337fdcb09e18ab86e8c2eefec96d877e728489a8925d1