OpenTechnical

OT-2026-000070116

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, vented before set-down, on a tool changer

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-2026-000070116) never changes.

Identity and time

Publication numberOT-2026-000070116 · never reused
Internal UUID01a0ae91-1861-7996-92e1-f2f94425acf3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070116
StatusPUBLIC

Content hashes

Canonical textc84f799874b143c5426a99b801dab620bee29c771a0cd9c53c2677eb28f8c04b
Markdownfd87b1e9eb0245821998d86bb0f3cd093e9834eeec25d9e33acb9983759f5892
PDF
Publication pagebe7f45ebd1f2a2ad77b2e65a2f14c3d2cf900c8088f0621199c43d139174518f
Manifestea1c21531931d93f3f366e872a1cc2340f5e2c8b99ace0cfc4fc45315b3574bd

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
Signature9kyB6GS0+q2Y7ERMQWRima8YSklnruQC9GkZ3uei2znzWiGWW5N8LGuwkT0NDulzr3gU/p2mfjOYGMiJQAYqAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:27:05.412122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070116
observed be7f45ebd1f2a2ad77b2e65a2f14c3d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:05.393686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070116/manifest.json
observed ea1c21531931d93f3f366e872a1cc234...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:05.374972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070116/publication.md
observed fd87b1e9eb0245821998d86bb0f3cd09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:05.357221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070116/publication.txt
observed c84f799874b143c5426a99b801dab620...
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.