OpenTechnical

OT-2026-000082979

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, two 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-2026-000082979) never changes.

Identity and time

Publication numberOT-2026-000082979 · never reused
Internal UUID01a0ae97-8cca-7015-8d59-c54af7fd2cb1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082979
StatusPUBLIC

Content hashes

Canonical textf3c14d2565705ceb7191572220f42bd04a41da91870a0d1f7ae5b8aab2e09ff0
Markdown5be30c5df064c7cd9de961c43d6d08d1b6473498122ab047e7d000399c26fe35
PDF
Publication pagebf46c2cdedb49f9098656c5d26a54460d38e4befe56efe81c3fb15277c44c80e
Manifestdb077020afa9f88386f1bc558df5af4468a8e4776f30bc3544c3fac29efc80e6

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
Signature3Ml0H+yNN3jwWMwaCdmgOyXRgJIz4Hl6GvlruTK+43yUb4iQaBEtPPORPhbybJY7Ssp1MPz2qUXV2Q6r5uvGDw==
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

2026-09-17T09:58:40.934343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082979
observed bf46c2cdedb49f9098656c5d26a54460...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:40.917721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082979/manifest.json
observed db077020afa9f88386f1bc558df5af44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:40.900710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082979/publication.md
observed 5be30c5df064c7cd9de961c43d6d08d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:40.881972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082979/publication.txt
observed f3c14d2565705ceb7191572220f42bd0...
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.