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

CLARK DEVELOPMENT CORPORATION Award a ₱21.9M contract to TERAVERA CORPORATIONNational agencies

Transaction hash:

61a9945daa488234cd35a6747907d162df3c6b0b0838bf9e98db9328d9a57e3e

Status:

Included and unchanged

Block:

#4,712 1,301 blocks after it

Position in block:

Transaction 249 of 686

Award day:

Feb 7, 2022 (4 yrs 9 mo ago)

From:

CLARK DEVELOPMENT CORPORATION

To:

TERAVERA CORPORATION

Value:

₱21,939,090.31

Project:

Construction of Bike Lane Phase IV

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

CLARK DEVELOPMENT CORPORATION

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 #4,712 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)
CLARK DEVELOPMENT CORPORATION awarded it to TERAVERA CORPORATION on 2022-02-07.
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 61a9945daa…a57e3enow …
2. Block Merkle root changed
stored 25545dc17a…47fb08now …
3. Block #4712 hash changed
stored f9dc3fcdfe…1ee3d5now …

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

Merkle proof (10 steps)

How this one record is tied to the block's Merkle root, without needing the other 685 records. Each step hashes the current value together with the sibling shown.

leaf 61a9945daa488234cd35a6747907d162df3c6b0b0838bf9e98db9328d9a57e3e
01 L 61a7e90242f0d3520b47fa91034a0dbb063167c18a0bcf685c465148eb97abf1
02 R b692c3b414e5b40467b73983e56f2547708e9bdd615c57c79dfe5f184379be3c
03 R d2925d15e2e7ed22a5b12edf5085b3bdd1627a95c9a167555e65304ceab1de91
04 L 1b945a7d5f4eee5a8cecb099d5f9939cfcdaf495b1743638088ac2bdf18e8868
05 L 03302255bb7f2c93f5413f047f498486a21763f11a398a98e5f81e5ab5d862bc
06 L df3e4e07cb3ad94e35c70ba70410b6c2ea53238c850b73ffcb12cef234ce5ef4
07 L 7277ad4f075b9e3c1486da2f4e77d9217f780c6587601f0816abf6990b23fe27
08 L f033bb2712b08edffdc875ab84803e836faf0369f9b4c3e8171123add040cb3a
09 R f8bd146b5da734c5871446a6a02e655e52355ae16f8f6b7b4f00600d930214b3
10 R b4cc7670ecd79780d4c2a38852a7e204c2fc428e3b87dc1e1dc46a5a4e316372
root 25545dc17a5e403207ff7ac055bc0578a33eb311bc3e2bcf4449df18d047fb08