OpenTechnical

OT-2026-000083999

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, three stage ejector, sustained blow-off 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-2026-000083999) never changes.

Identity and time

Publication numberOT-2026-000083999 · never reused
Internal UUID01a0ae98-5b5d-79f1-b1f0-28e45aca767a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083999
StatusPUBLIC

Content hashes

Canonical text374572e1b80cb725ab48c3097cafa9a227f607871db13fb4fdc283b6b1e04ce4
Markdown2ca41c441c3567dadd1fdaac8701a6465587a97eddc3b3f8399af8d0a48f4e42
PDF
Publication pagea2199a91b29acf4af264ae440780233d93482234f5d87247e48d0ebeeef73f2a
Manifest22b1489f9f1e5ab38857b64a7a1ece86dde7d663473d265ec1b7e1a50dab79e3

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
SignaturePk/xa17GG3PXUJgJlmhZk1g+N/RqFLTTygToDEk4gE0cwIvdxdP70S77qTcmIC9a4aMbtXqOHJFQoEJXd1zwCg==
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

2026-09-17T09:55:42.861003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083999
observed a2199a91b29acf4af264ae440780233d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:42.843034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083999/manifest.json
observed 22b1489f9f1e5ab38857b64a7a1ece86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:42.826192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083999/publication.md
observed 2ca41c441c3567dadd1fdaac8701a646...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:42.809675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083999/publication.txt
observed 374572e1b80cb725ab48c3097cafa9a2...
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.