OpenTechnical

OT-2026-000040757

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, sustained 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-2026-000040757) never changes.

Identity and time

Publication numberOT-2026-000040757 · never reused
Internal UUID01a0ae79-6d0f-7ce6-ba9d-445c97ca3f73 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040757
StatusPUBLIC

Content hashes

Canonical text50311c740505ac5f6fd54ff7a31a62bae8e1bbe81d87a3260cd0e894bdc29305
Markdown187038fc049cba0d2913bc51d76e437c8f503bb1f6749c86ea19346978067d9a
PDF
Publication page932f4a2f6a7160280daeb65e52919d22e4c99eddaa648d309c01f9dd4b2a756d
Manifestce262c4a59b04171f9a88a943e9d3b80e114a026fe4f6804be2dfad33a888920

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
SignatureH6esm9HBKDWEXbVOAjF4fJ36XITz/8f72L4rHnWicUZz3NOK4gu9Lo458jkRSLl7ss9Hvd293GchVWjLaSoZBA==
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

2026-09-17T11:20:03.393302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040757
observed 932f4a2f6a7160280daeb65e52919d22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:03.373460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040757/manifest.json
observed ce262c4a59b04171f9a88a943e9d3b80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:03.356781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040757/publication.md
observed 187038fc049cba0d2913bc51d76e437c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:03.339352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040757/publication.txt
observed 50311c740505ac5f6fd54ff7a31a62ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:31.271075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040757
observed 932f4a2f6a7160280daeb65e52919d22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:31.253294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040757/manifest.json
observed ce262c4a59b04171f9a88a943e9d3b80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:31.237707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040757/publication.md
observed 187038fc049cba0d2913bc51d76e437c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:31.219833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040757/publication.txt
observed 50311c740505ac5f6fd54ff7a31a62ba...
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.