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-MASBATE III DISTRICT Award a ₱225.5K contract to ALXM CONSTRUCTIONNational agencies

Transaction hash:

eccf4eabb7ce5a95f5c53c7266227e1551365c1bc138f166592076277476fa46

Status:

Included and unchanged

Block:

#2,348 3,665 blocks after it

Position in block:

Transaction 162 of 175

Award day:

Mar 12, 2015 (11 yrs 8 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS-MASBATE III DISTRICT

To:

ALXM CONSTRUCTION

Value:

₱225,521.13

Project:

Item 104(1)b

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS-MASBATE III DISTRICT

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 #2,348 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-MASBATE III DISTRICT awarded it to ALXM CONSTRUCTION on 2015-03-12.
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 eccf4eabb7…76fa46now …
2. Block Merkle root changed
stored d5672e5d94…63937cnow …
3. Block #2348 hash changed
stored 3803ddf2c8…496762now …

Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 174 records. Each step hashes the current value together with the sibling shown.

leaf eccf4eabb7ce5a95f5c53c7266227e1551365c1bc138f166592076277476fa46
01 R edd8bfa8d83924aef53b7d66f2f02f10c7c1ecdf8dd55580cdaf6730678d569d
02 L 9856d5b6b8436e35ba9cbef8d2a8273c60ac8536ab289c720c4a2eae3af16015
03 R c675801d831fdd2a577e95109c61c7b0384b878bb89a0b461fa0f2c14bc03d30
04 R 9dc94313ceed720ac22a9fdde8b6ec3b32c143c173c0665933591ba685ad5847
05 R 9b7c451793d282834c199eb14cee152a77128e1ec94a8c1262325fe8fdb3e6dc
06 L 5b0488c4c3c70254cf22a6c99264008efc6a69cb8341837d85dce6eeb5fb98a2
07 R 58711a120c2140786fdc7926591bee58e999eec699214b47de471ba3e4bfab80
08 L 9d537a907563c3c5be1fc98be2771c112acebfa119f0eb6ae978df78bb6f6e05
root d5672e5d94226e3513a3dada551b2425d3a51088e9c165c1fc6e8fdf9f63937c