OpenTechnical

OT-2026-000085718

Publication integrity record

Three cup 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-2026-000085718) never changes.

Identity and time

Publication numberOT-2026-000085718 · never reused
Internal UUID01a0ae99-aaae-7ad4-9a37-e8d29bca432f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085718
StatusPUBLIC

Content hashes

Canonical texta2cb94ce8ed28f16bc7464188ecc4c3fa8881bf0472764c19afa92d31e18da9c
Markdownd1bdffd7d90e0b8e828ef0e7d89ce32761dcd3b630d63857762fb97301780c1b
PDF
Publication page91ff821c28c988f20d52499097f73659fa0a84094c51365d120b62fedca0f89e
Manifest194f3e09cf909548f6ee044b86a17fd71527cc1d8dce565fbfefb1f8e5f4fe06

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
SignaturecT/4zk4VfjaUqMXfl0aioZqdL9JZrPTDNNJqZzeZMtsBcEuLeCxp0p1dlSJUSOJcpZ39bK5ozrG4r6TJ8lxnDQ==
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

2026-09-17T09:54:37.621849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085718
observed 91ff821c28c988f20d52499097f73659...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:37.605188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085718/manifest.json
observed 194f3e09cf909548f6ee044b86a17fd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:37.586692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085718/publication.md
observed d1bdffd7d90e0b8e828ef0e7d89ce327...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:37.568762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085718/publication.txt
observed a2cb94ce8ed28f16bc7464188ecc4c3f...
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.