OpenTechnical

OT-2026-000083693

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, single stage ejector, sustained 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-2026-000083693) never changes.

Identity and time

Publication numberOT-2026-000083693 · never reused
Internal UUID01a0ae98-0416-7f91-a318-c27348e02d12 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083693
StatusPUBLIC

Content hashes

Canonical text9ebaeed17dcb97a5146741f6c36462884815d812eaccafcc2e0d8bd649323b6e
Markdownc2794f8d8532bcd1a70a48530ce0454007c47a28629e585ddf9c61eadf0fc5b2
PDF
Publication page30fd35956eb037fa5b63439f175571ab11632951cc70256765d3bd189cc7bfca
Manifest91badad63fc4515ca5c179210a18bbe28c65ebaca0928106006b128319810d82

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
Signaturem36BdAGB8TLXddMsTYjrMgcw+/7k7gffmJoE6n8KJPCW2mu5C8jxEQxqPB/94l6Ki0SyBRNBH927B41ZVn56Cw==
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

2026-09-17T09:57:19.242626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083693
observed 30fd35956eb037fa5b63439f175571ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:19.227678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083693/manifest.json
observed 91badad63fc4515ca5c179210a18bbe2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:19.211220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083693/publication.md
observed c2794f8d8532bcd1a70a48530ce04540...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:19.193775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083693/publication.txt
observed 9ebaeed17dcb97a5146741f6c3646288...
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.