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 - SMMSED Award a ₱291.3K contract to GNGC ENTERPRISESNational agencies

Transaction hash:

1fb250f7f15dfd06c9376eaa56133e7638e5e0237319c2a7c8d1c72a364d2d82

Status:

Included and unchanged

Block:

#1,153 4,860 blocks after it

Position in block:

Transaction 8 of 65

Award day:

May 27, 2011 (15 yrs 5 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SMMSED

To:

GNGC ENTERPRISES

Value:

₱291,309.83

Project:

Rehabilitation of Road (EMMAUS) at Brgy. Talon 5, Las pinas City

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SMMSED

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 #1,153 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 - SMMSED awarded it to GNGC ENTERPRISES on 2011-05-27.
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 1fb250f7f1…4d2d82now …
2. Block Merkle root changed
stored 87cf8f2dd4…5a6098now …
3. Block #1153 hash changed
stored 0a3050827c…73a0c4now …

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

leaf 1fb250f7f15dfd06c9376eaa56133e7638e5e0237319c2a7c8d1c72a364d2d82
01 R 1fdb4ccc20d7767a10c4eb4543832442f421aa6d535a499f097704f705ff5909
02 R 27059953f01bd50d0937459fab9cd6add43410296f0fec3182ccd1136364fd9b
03 R 8abf1e4a4befbd3df50db6615a372313d96f2d4b8b83c6e124870f1a7793989c
04 L 287e25232171156adbafaacfa22fe6f5bb3928a88a31a12b080e4537f32fc0f4
05 R c0bf54d5b9a9037badb86c50b6d7e71ab97c35a60cbb0417f5b611dbc3cacbfc
06 R b635d328f3750b4914ae6e35659d9c4ea9d448783d15ff4101a9b45550c7ad09
07 R 396b9b38ed535f956be03aa22bbda63e00079389bc2008f3980741a445e26f97
root 87cf8f2dd4f2a12b650b3108302d8d670297c5c3feb0bf56596cd5a13e5a6098