OpenTechnical

OT-2026-000076237

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, two stage ejector, pressure sensor per zone, pulsed 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-2026-000076237) never changes.

Identity and time

Publication numberOT-2026-000076237 · never reused
Internal UUID01a0ae94-6a6f-7ff7-846e-2ba844872ddb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076237
StatusPUBLIC

Content hashes

Canonical textba73a4e39ed7297ad3af904a3b71c064112f6ea134e29e778c49f8d395ce1359
Markdown49645732e7a5dc5acd1ca55fbe0cf6f94c39401760acdf2e5e85d4881cf387e9
PDF
Publication page0bc1faf8f4436ca49a534fe0a86e1ab0ae41d97d80aff7d9ee9c6dacf09752d0
Manifestd7e23e91f2d41f412fd226e73358bc8e16b88ace7bff19d749c0887b09d1933d

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
SignatureyVYzMuS4mZG+ytH7JURgqsCduvtX7ePXsGXzkMCIb0Y9Lm1fIJT2w00uQdyffABXKG7MuYVXiz36BotGK7zaDQ==
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

2026-09-17T10:11:42.258888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076237
observed 0bc1faf8f4436ca49a534fe0a86e1ab0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:42.239389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076237/manifest.json
observed d7e23e91f2d41f412fd226e73358bc8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:42.217994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076237/publication.md
observed 49645732e7a5dc5acd1ca55fbe0cf6f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:42.197089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076237/publication.txt
observed ba73a4e39ed7297ad3af904a3b71c064...
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.