OpenTechnical

OT-2026-000082441

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, 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-2026-000082441) never changes.

Identity and time

Publication numberOT-2026-000082441 · never reused
Internal UUID01a0ae97-4d96-74bc-a883-7a2f154bf182 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082441
StatusPUBLIC

Content hashes

Canonical text44bd7ae28e141063f8fa0d7068a052988db8a8520d84d6a5a5ca9178579b2ea5
Markdowna46f8fc446c7dd07c18a7101c30c89d7eb2142e9b94523c5e9e2e8df99ccd67d
PDF
Publication page743294e9b288cc7dfddff1d17c91a3787b0f75d38d2467923e0d33b41db9239b
Manifestd8ee5656a8e69eccae0cedb3176be3a38fb5bc57a020f8f6571486cf4041d790

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
SignatureZYc66vHYeIpb1otwx1pz0ZYbJlZAajY3kcoxawJtdykcJ1UifdsWWbC+hFOTuG6aYumws0rKlrp6NyxhG8UxBQ==
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

2026-09-17T09:59:26.338661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082441
observed 743294e9b288cc7dfddff1d17c91a378...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:26.321225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082441/manifest.json
observed d8ee5656a8e69eccae0cedb3176be3a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:26.303225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082441/publication.md
observed a46f8fc446c7dd07c18a7101c30c89d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:26.285376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082441/publication.txt
observed 44bd7ae28e141063f8fa0d7068a05298...
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.