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 ENVIRONMENT AND NATURAL RESOURCES - ILOCOS NOR Award a ₱2.4M contract to ALTHEA CONSTRUCTIONNational agencies

Transaction hash:

98e02daed04613d7986d6fdb131a8449a04d1f4d8f2856d5e012319baced2db5

Status:

Included and unchanged

Block:

#2,413 3,600 blocks after it

Position in block:

Transaction 70 of 106

Award day:

May 22, 2015 (11 yrs 5 mo ago)

From:

DEPARTMENT OF ENVIRONMENT AND NATURAL RESOURCES - ILOCOS NOR

To:

ALTHEA CONSTRUCTION

Value:

₱2,422,204.42

Project:

Construction Project

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF ENVIRONMENT AND NATURAL RESOURCES - ILOCOS NOR

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 #2,413 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 ENVIRONMENT AND NATURAL RESOURCES - ILOCOS NOR awarded it to ALTHEA CONSTRUCTION on 2015-05-22.
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 98e02daed0…ed2db5now …
2. Block Merkle root changed
stored ce0b29872b…1f7dfdnow …
3. Block #2413 hash changed
stored d33c62fbb4…799835now …

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

leaf 98e02daed04613d7986d6fdb131a8449a04d1f4d8f2856d5e012319baced2db5
01 R a18f1b464f33ca936423b10bae6b8e79b28c4b26b2f7d324353c3a22b116bf8c
02 L 1a02b21a3e018c614ef320c85cdc9b7f428bf558951ded76aa85e57cd075cf3e
03 L 4dbdca3b8f7f399a3a7865a040632e2fcda75e58614a7840b0e7d8a47be07398
04 R 9b996f9fc2c48fdff9888b8deb7ad9172e66b046ef20572c0ac607f219dcc84b
05 R 276ee4d59c192bf8685e300e4a1d76993580545d459d39bedfe684e75bb3d610
06 R 6d4f065aae8332c72e43ef485b7334b44cddb98fa79826fb965231466c7d055d
07 L 8a93524e39d92d4ef66505ffd374281977cf7f00c5b4a264bf844886dc6dc63e
root ce0b29872b094aa1e249e03c458cd80eea76483bc6364fbbe5ac74fec81f7dfd