OpenTechnical

OT-2026-000077965

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, pressure sensor per zone, pulsed blow-off before set-down

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-2026-000077965) never changes.

Identity and time

Publication numberOT-2026-000077965 · never reused
Internal UUID01a0ae95-2ed1-77f3-ba16-bd08635366fb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:47.703064Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077965
StatusPUBLIC

Content hashes

Canonical text97955a357334b888caedfc104953e0057a50f96ace976d9640d05fab1a433a78
Markdown9c5fad98fc003b4a6515229c94d556d27a6a50b944d324bde65e6354c48b9a0a
PDF
Publication page1b403faef2169791999d5a01b24baccce1064911ba3d320e1dee8e6cba5372d1
Manifestdde1f69eaa34dbb329874add6956981b3221c47d576ec7a9ae381a3b86ea1221

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
SignatureDkDuNGnEmgUiHVA6HRecIXMkwxoXmGrQFxkwrfHXS0sy883Uhjcci+eEf6IjBZHlv79mSlSLkeg3Mxs3kft+CQ==
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

2026-09-17T10:10:20.952535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077965
observed 1b403faef2169791999d5a01b24baccc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:20.809891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077965/manifest.json
observed dde1f69eaa34dbb329874add6956981b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:20.790678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077965/publication.md
observed 9c5fad98fc003b4a6515229c94d556d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:20.772436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077965/publication.txt
observed 97955a357334b888caedfc104953e005...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:14.916226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077965
observed 1b403faef2169791999d5a01b24baccc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:14.899975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077965/manifest.json
observed dde1f69eaa34dbb329874add6956981b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:14.882011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077965/publication.md
observed 9c5fad98fc003b4a6515229c94d556d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:14.861405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077965/publication.txt
observed 97955a357334b888caedfc104953e005...
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.