OpenTechnical

OT-2026-000045196

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, pulsed blow-off after 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-2026-000045196) never changes.

Identity and time

Publication numberOT-2026-000045196 · never reused
Internal UUID01a0ae7c-f769-7e26-8951-a232f0ad1c54 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045196
StatusPUBLIC

Content hashes

Canonical texte39805b7aa4f7d0cfff613ef17f4612bd9320690ea3f80d1e81115729f4daab4
Markdowna75eaa5d3ba4e6c565a177b34a3b8ea580545f1134e8e6f06b7a8d561a1cbca8
PDF
Publication page56f02c1a4fcb42d699a177550e8acbe746edb44341212a3368b432b0047567cd
Manifeste489a18c74503ad3f589ccf40f67e7fecc4fa67b51859271fc641e4c05cf8a9b

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
SignaturezBpQh3CvrD29tIGTBR2BEeRfKq6EFzlK7Pu4h+wpmEHUZU1eLRnBrVuxh8MFVTQlc7FhOLcmjIPxaGfFHGy+AQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:10:22.308488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045196
observed 56f02c1a4fcb42d699a177550e8acbe7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:22.289611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045196/manifest.json
observed e489a18c74503ad3f589ccf40f67e7fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:22.267207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045196/publication.md
observed a75eaa5d3ba4e6c565a177b34a3b8ea5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:22.243455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045196/publication.txt
observed e39805b7aa4f7d0cfff613ef17f4612b...
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.