OpenTechnical

OT-2026-000077957

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, 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-2026-000077957) never changes.

Identity and time

Publication numberOT-2026-000077957 · never reused
Internal UUID01a0ae95-2ed1-7675-baf5-458e71eb38ad · 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-2026-000077957
StatusPUBLIC

Content hashes

Canonical texta01ee7841ba66983c78d8189b1289174ad338440e7a16ff98c8baa89c5036867
Markdownd19098c1c755b067c84007f2c929fef8cb3c073a272d7f95ac38014513c0a654
PDF
Publication page66f09cbae539d47a0883a1e84cd43994476eb974b8a80ac12d399c176018a030
Manifestc214e1548500a54bd8b21b012c1cef8d91d38cc78aba7a1b80c415feb885f21c

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
SignatureYjPeMn/f1s3koW+tL1QuCY6y9V2CKAsSaqfTITjqWzzKLbBEbQ4ZoUHX2uCJZk+PmRLDBryYPFsDM0GsvwA5AA==
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

2026-09-17T10:10:19.214138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077957
observed 66f09cbae539d47a0883a1e84cd43994...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:19.193712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077957/manifest.json
observed c214e1548500a54bd8b21b012c1cef8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:19.054189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077957/publication.md
observed d19098c1c755b067c84007f2c929fef8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:19.036367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077957/publication.txt
observed a01ee7841ba66983c78d8189b1289174...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:14.371773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077957
observed 66f09cbae539d47a0883a1e84cd43994...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:14.354251ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077957/manifest.json
observed c214e1548500a54bd8b21b012c1cef8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:14.335468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077957/publication.md
observed d19098c1c755b067c84007f2c929fef8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:14.315268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077957/publication.txt
observed a01ee7841ba66983c78d8189b1289174...
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.