OpenTechnical

OT-2026-000007025

Publication integrity record

Vacuum cup gripper, two outlet manifold, three stage ejector, pressure verified, silicone cups, flat form

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000007025) never changes.

Identity and time

Publication numberOT-2026-000007025 · never reused
Internal UUID01a0a96f-f883-7200-bb52-9e0d12ca872f · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:58:02.876878Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007025
StatusPUBLIC

Content hashes

Canonical textdf3f96a8cb9d4a4bed7bdd37862bd77aa6687b61eaa59d17c7dd346061f15045
Markdowna0e0009b7b2174f16ad21fff817948ed04bcd5f455367b7c8626c481bf304278
PDF
Publication pagee632ca2f9210c6566a8e4b077d6b64e50e7ba9714ca29295e2fe61137e66367f
Manifestdea7232866b3053f243fb6c01461f624c4399e5d28c3e7f3ebbfa1210b06e997

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturexmQsk8TWZgR71YsRWTF9DQwN5KZtDKH8xr6mDm2abynywM5chdzmwBQtqVBZRexXOJpgGYlP8QILzJ3j2dA5Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T09:00:10.431510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007025
observed e632ca2f9210c6566a8e4b077d6b64e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:10.419405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007025/manifest.json
observed dea7232866b3053f243fb6c01461f624...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:10.406863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007025/publication.md
observed a0e0009b7b2174f16ad21fff817948ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:10.392240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007025/publication.txt
observed df3f96a8cb9d4a4bed7bdd37862bd77a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.