OpenTechnical

OT-2026-000083365

Publication integrity record

Foam pad vacuum gripper, three zone face, three 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-2026-000083365) never changes.

Identity and time

Publication numberOT-2026-000083365 · never reused
Internal UUID01a0ae97-c964-7d9e-a7b8-b07da03adfc6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083365
StatusPUBLIC

Content hashes

Canonical text2583f5fa290a5feb4f10a05e5dd343b2d092e6f31970c46197c19fee7f795c42
Markdownf4f897a0ca76e980d14a192abb4e103edccbbd4c288ca4b96cf74d86db55a812
PDF
Publication page2bfef826dfb9b8b2a412d762da5a255c32955af7a773ddd8b12463f0d52dd0a6
Manifest6537c01714d6565db54de730324549c89fdb036fbfd3342dfabb62ae3e78635b

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
SignaturePSV6XzaufaVFTzZhMgW0SFff+WsI08SU/lWMtof691Y/MM9tpuc5yvo8c0dsBKkB+WlgBEw5WWomEhPEBcmSAw==
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

2026-09-17T10:00:39.207096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083365
observed 2bfef826dfb9b8b2a412d762da5a255c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:39.190002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083365/manifest.json
observed 6537c01714d6565db54de730324549c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:39.168509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083365/publication.md
observed f4f897a0ca76e980d14a192abb4e103e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:39.148569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083365/publication.txt
observed 2583f5fa290a5feb4f10a05e5dd343b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:46.088101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083365
observed 2bfef826dfb9b8b2a412d762da5a255c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:46.072094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083365/manifest.json
observed 6537c01714d6565db54de730324549c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:46.056815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083365/publication.md
observed f4f897a0ca76e980d14a192abb4e103e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:46.040768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083365/publication.txt
observed 2583f5fa290a5feb4f10a05e5dd343b2...
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.