OpenTechnical

OT-2026-000081469

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three 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-2026-000081469) never changes.

Identity and time

Publication numberOT-2026-000081469 · never reused
Internal UUID01a0ae96-f375-7811-820b-4ca92a510d78 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:43.461344Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081469
StatusPUBLIC

Content hashes

Canonical textd4b2e91908e4084dcaf2cb66cc50582bfbdd9dc6a99e7004a1c6a44fd43515aa
Markdown45bf7acca832fa939073774a6d74e465a64830af719486a11216da8c707da6d7
PDF
Publication pagef4b6cada75d81ec9f6330f753083f829a11155733b0817e382dc7cc2e5be713d
Manifest1a30c033c0495e46d5b95d2f3094798b762f63ba6adf42d0bbd6eb57a41deb3b

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
SignatureeNn0AFbCpZQL3UtVBInkBCGgYTXsp51OMQlUQlmvIaAIJUpgeTcWdxPzlJxTUzgtfHO7FShHh3i//e/2zpOQBw==
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

2026-09-17T10:01:38.047115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081469
observed f4b6cada75d81ec9f6330f753083f829...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:38.028819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081469/manifest.json
observed 1a30c033c0495e46d5b95d2f3094798b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:38.012888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081469/publication.md
observed 45bf7acca832fa939073774a6d74e465...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:37.994533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081469/publication.txt
observed d4b2e91908e4084dcaf2cb66cc50582b...
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.