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 - MIS. OCC. SUB-DEO Award a ₱2.5M contract to ANGEL & SAM CONSTRUCTION & GENERAL MERCHANDISENational agencies

Transaction hash:

b8cd1e08a7b2e3a2f0dc80ee50b1ed3260e09f7eb04cf21865358bba4608c266

Status:

Included and unchanged

Block:

#2,568 3,445 blocks after it

Position in block:

Transaction 75 of 101

Award day:

Nov 5, 2015 (11 yrs ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - MIS. OCC. SUB-DEO

To:

ANGEL & SAM CONSTRUCTION & GENERAL MERCHANDISE

Value:

₱2,534,683.98

Project:

15KJ0087

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - MIS. OCC. SUB-DEO

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 #2,568 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 - MIS. OCC. SUB-DEO awarded it to ANGEL & SAM CONSTRUCTION & GENERAL MERCHANDISE on 2015-11-05.
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 b8cd1e08a7…08c266now …
2. Block Merkle root changed
stored 153c601332…7850bdnow …
3. Block #2568 hash changed
stored 19b383eef4…75d51cnow …

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

leaf b8cd1e08a7b2e3a2f0dc80ee50b1ed3260e09f7eb04cf21865358bba4608c266
01 L b816abe18c936568013a793013003e27e0d208f3d5d8392cab626ddc9238d587
02 L 77e56e35359cd8cb58d3dfa53ecf1af72f0940d128f71acf4161ae46ad9737a6
03 R d5845377e2d10a7421fc3225ed7ca389a58e06975a5f4b2fbb36a2f577ab1372
04 L 47fd6c213a1a27e804f85e542655f3603ad294b85c49e761b7045d2ab825bbb6
05 R 815e0b4f744e3d11b9a41ca56d01e6f3bd617cfdf56fdf080b6d434435d4c33f
06 R 745d14ff22c7477098c33a6d82c784bb63d42783d48388e15f71237d115c6d8e
07 L d1170878b6aad0f591e8b03be642697ad8aff27819d270235252aced58ec650a
root 153c60133244046bdd0f68a31755564415543441c016c7fd5e60ff2eb17850bd