OpenTechnical

OT-2026-000086283

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, single 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-2026-000086283) never changes.

Identity and time

Publication numberOT-2026-000086283 · never reused
Internal UUID01a0ae9a-2c95-7fd1-b2c7-53b73550ef9b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086283
StatusPUBLIC

Content hashes

Canonical texta25a5576e4fed7e2bc3ccbe8668c6fc6ee13dc50db35007bd8e98767e2cbcc8c
Markdown3140f5e5502a475352e2b35cadc7c03a7b5f9d33fec7e357fe39b103139edb05
PDF
Publication pagefb60cd073ea15bfe1cb1863ebaa3b8dc58d7dc641e27a14e6fa6d94d80515d30
Manifestf8bee6a9a88c0b4342e95ad0b0d6a007f1b156d24392ad416954bcd625e380a4

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
SignatureQlvNdEZfPUGsTNEowmC//rcJYRxGlPkvlzPW0jYgwoGDvXYAklEkueCCOG+s9JRhgeKHT8GGnsxqrGNCB1/eDQ==
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

2026-09-17T09:51:57.440337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086283
observed fb60cd073ea15bfe1cb1863ebaa3b8dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:57.422245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086283/manifest.json
observed f8bee6a9a88c0b4342e95ad0b0d6a007...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:57.360125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086283/publication.md
observed 3140f5e5502a475352e2b35cadc7c03a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:57.278615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086283/publication.txt
observed a25a5576e4fed7e2bc3ccbe8668c6fc6...
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.