OpenTechnical

OT-2026-000099688

Publication integrity record

Two cup vacuum gripper, two zone face, three stage ejector, pressure sensor per zone, 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-2026-000099688) never changes.

Identity and time

Publication numberOT-2026-000099688 · never reused
Internal UUID01a0aea2-c976-7115-92a3-e403fcbdd82a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099688
StatusPUBLIC

Content hashes

Canonical text968ffd51a589ed2a54cb3decfe3c0b90142f906c0dc3f1c1a350c873a0774d3d
Markdowne1b3d3c08f91d24669cf65893f60ae1418fc77c875511df1732e608af99a8bce
PDF
Publication pagef9678b5117b944c1c7d28ff35340063dcef5bc52e78384525900174ba69015b0
Manifestda696362d6182db4c3178630c660eecd4fd365c9b6d243def1fe5862fc7d1490

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
SignatureXHrNjKnHmuB0rtTCFc5y43vCPNlJk61B9WS8Bfn/q+4WeHO+j0XKveYf3oYsTSaySQhuX+SXr4EOQcfda+gFCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:41.797435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099688
observed f9678b5117b944c1c7d28ff35340063d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:41.777037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099688/manifest.json
observed da696362d6182db4c3178630c660eecd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:41.756461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099688/publication.md
observed e1b3d3c08f91d24669cf65893f60ae14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:41.737214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099688/publication.txt
observed 968ffd51a589ed2a54cb3decfe3c0b90...
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.