OpenTechnical

OT-2026-000077382

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, vented after 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-2026-000077382) never changes.

Identity and time

Publication numberOT-2026-000077382 · never reused
Internal UUID01a0ae94-f509-7af1-a190-b7c1a134f112 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:32.796581Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077382
StatusPUBLIC

Content hashes

Canonical textd36a38adcc0e24bc0e9bcdc2200e921d8a3ef1695598e44c74e1802769f4dd52
Markdown865e4a14570f7859d7c2764a60acddb5defc1e6692d30fe4fc06cd00d8170282
PDF
Publication pagec4b449bdc19fb0db8d2e0120944bff3e6e3cf9929425b708e09d5b200f73408b
Manifest3a5aa9e7678bc3eedc7fa3b654cd87fa8b9ac3262f26e6e821ef81e8572fcc24

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
SignaturefIB1eXbmDnvPzfPGCeJ5uxRVg1YEw30SJnKDJanzZy9UB2kUJJoz8mWcmq+qc/LcCAXsecN3iqB9FfH3XJkyCg==
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

2026-09-17T10:09:01.658692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077382
observed c4b449bdc19fb0db8d2e0120944bff3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:01.640336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077382/manifest.json
observed 3a5aa9e7678bc3eedc7fa3b654cd87fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:01.619307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077382/publication.md
observed 865e4a14570f7859d7c2764a60acddb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:01.599376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077382/publication.txt
observed d36a38adcc0e24bc0e9bcdc2200e921d...
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.