OpenTechnical

OT-2026-000081265

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, 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-2026-000081265) never changes.

Identity and time

Publication numberOT-2026-000081265 · never reused
Internal UUID01a0ae96-f374-7cdf-9ab6-818fbc0bf647 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:43.461344Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081265
StatusPUBLIC

Content hashes

Canonical text535019bc27b4d61b13f036dadcc713c1dffe1dad4b52cff10f0da0eed8b1256a
Markdown6f13a795940f1ff533e06dd6ee635d62c5f4697acad8f5a333aedd857810cd5f
PDF
Publication pageaeac6d3552033e68dd69c936252b27ca9aae286a0c2627a7f9319c8b7457bc85
Manifest5b07062fde06976938365c5d6d9762c590a6d9e5a63d3ac80d535909c2cd4354

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
SignatureWdGvPyH2+6FOw4wSOX0UYOWbjf6xT5NWuHLUMueP8MJBsjFeK9p1mck5maxEXJQvQf0zkMODkm6hVOGE/d5yDg==
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

2026-09-17T10:01:21.821192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081265
observed aeac6d3552033e68dd69c936252b27ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:21.796100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081265/manifest.json
observed 5b07062fde06976938365c5d6d9762c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:21.767940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081265/publication.md
observed 6f13a795940f1ff533e06dd6ee635d62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:21.749249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081265/publication.txt
observed 535019bc27b4d61b13f036dadcc713c1...
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.