OpenTechnical

OT-2026-000008060

Publication integrity record

Two cup vacuum gripper, two zone face, single stage ejector, pressure sensor per zone, 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-2026-000008060) never changes.

Identity and time

Publication numberOT-2026-000008060 · never reused
Internal UUID01a0ae6a-908b-70cb-b455-1c31ac773d11 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008060
StatusPUBLIC

Content hashes

Canonical text1a4640b1cc840c3bc47ec3217d7c2904090930fe4f1da71c03629e62b809dc4c
Markdown3875d9d2a7b59f087c48ad1e35ae3b3a9b949c09f3a90c83de4e8aa0ab666186
PDF
Publication page483c02b039bcf7b79dd6805ec87c7396329ca91321d3117fc0a1cfd2dfce7945
Manifest68ef3cdf48a14e42dbacd055bfc473a81456d2be433bee849f1f60b9a7b7d030

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
SignaturelHrdFB8jrikr2iySLgMQJghdasqmucWyC7apJACw6xZZDZZ5V82DBWSuiQqzZFnK22dSsTFlbsqCGZvn3NVMDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:39.385263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008060
observed 483c02b039bcf7b79dd6805ec87c7396...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:39.367601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008060/manifest.json
observed 68ef3cdf48a14e42dbacd055bfc473a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:39.352132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008060/publication.md
observed 3875d9d2a7b59f087c48ad1e35ae3b3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:39.333866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008060/publication.txt
observed 1a4640b1cc840c3bc47ec3217d7c2904...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:20.332592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008060
observed 483c02b039bcf7b79dd6805ec87c7396...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:20.314072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008060/manifest.json
observed 68ef3cdf48a14e42dbacd055bfc473a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:20.296126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008060/publication.md
observed 3875d9d2a7b59f087c48ad1e35ae3b3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:20.277616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008060/publication.txt
observed 1a4640b1cc840c3bc47ec3217d7c2904...
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.