OpenTechnical

OT-2026-000087264

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, 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-2026-000087264) never changes.

Identity and time

Publication numberOT-2026-000087264 · never reused
Internal UUID01a0ae9a-cd4e-7b3b-b2cb-48ccd4b8dd73 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:55.852518Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087264
StatusPUBLIC

Content hashes

Canonical text6a40fed10865cae96df7279f969a144b18e7bae2017447842b1834c02c6d8741
Markdownfc45d14b10c4b2379007b1b1bfc730cb2bd5e35bdc5ab3f7e14b39710d37388f
PDF
Publication page7a8614d341143c99f63187c3ae878321af71e90dfd848bce706d01b81a8cc723
Manifest4280453fabbfb4a3789546fd065f6ae10441d9d3ded5e482945d6fe9178932c2

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
SignaturedDOa1TVIL4hl6lHvk8SXnTnqERTNouhtfdtH2bHhMVXNuqlaNUavCyMLc/8JztcqpKKVK1Ec9utJsEbqTVxBAQ==
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

2026-09-17T09:50:22.911681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087264
observed 7a8614d341143c99f63187c3ae878321...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:22.891000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087264/manifest.json
observed 4280453fabbfb4a3789546fd065f6ae1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:22.870669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087264/publication.md
observed fc45d14b10c4b2379007b1b1bfc730cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:22.870365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087264
observed 7a8614d341143c99f63187c3ae878321...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:22.852330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087264/publication.txt
observed 6a40fed10865cae96df7279f969a144b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:22.850398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087264/manifest.json
observed 4280453fabbfb4a3789546fd065f6ae1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:22.829532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087264/publication.md
observed fc45d14b10c4b2379007b1b1bfc730cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:22.808260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087264/publication.txt
observed 6a40fed10865cae96df7279f969a144b...
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.