OpenTechnical

OT-2026-000076019

Publication integrity record

Four bellows cup vacuum gripper, four zone face, single 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-2026-000076019) never changes.

Identity and time

Publication numberOT-2026-000076019 · never reused
Internal UUID01a0ae94-2a00-7890-a1a9-617f4d70054d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:40.814795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076019
StatusPUBLIC

Content hashes

Canonical texte3b97d6e75efce7a76d778401ab5e2028e9d02616fdfdb073b83ad5521739080
Markdown236854752619e439ac8ce0f8343edf7efeed3309003a938073987fabe805c8aa
PDF
Publication pagec65eaa1166704a55fad242024c3ba1cc0390091e4338f213c36dea73ec673407
Manifestaf333530d0b792f92e9a796c5e79a80c2ccab5004031201e4983f20e0e2f80f4

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
SignatureMooyiJTHO1lg9rlT0r9cu7vK7d7dyZsX7+vWFeKDvuqW8HeRWXyyNchAA7VgiOO6i0jxSfakzJGwRIZyd2TzBA==
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

2026-09-17T10:20:16.382708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076019
observed c65eaa1166704a55fad242024c3ba1cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:16.364178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076019/manifest.json
observed af333530d0b792f92e9a796c5e79a80c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:16.346530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076019/publication.md
observed 236854752619e439ac8ce0f8343edf7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:16.329306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076019/publication.txt
observed e3b97d6e75efce7a76d778401ab5e202...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:11.788582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076019
observed c65eaa1166704a55fad242024c3ba1cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:11.767537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076019/manifest.json
observed af333530d0b792f92e9a796c5e79a80c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:11.748474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076019/publication.md
observed 236854752619e439ac8ce0f8343edf7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:11.728536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076019/publication.txt
observed e3b97d6e75efce7a76d778401ab5e202...
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.