OpenTechnical

OT-2026-000046990

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000046990) never changes.

Identity and time

Publication numberOT-2026-000046990 · never reused
Internal UUID01a0ae7e-d0f7-7f8a-a2f8-5518e0c617e9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046990
StatusPUBLIC

Content hashes

Canonical text446102f9cb967e4e4de215e5ce324eac638cc2b5428f3e63e7482d27f487ec86
Markdownfc7d47c96757fd8666c98f10815845d4968935eef223c88c88aff9b42265ea6f
PDF
Publication page8f4438bd7cd1bdadaa580f8ecd6e34a8d48bfb3cccb6ba2115e6d4d13d9e0774
Manifest988e9377c3f60a2f4648322d8cabcd05017547edb74021ea7044c03a60409596

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
SignatureVZyhPLev6F0vpwpfpRGVD0ZoHTSgH02v23g8OAHUK7rHAqT7/EsmaI6yUsO8HGlRQNN4TKl9D53vDUoW19NpDg==
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

2026-09-17T11:10:15.693690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046990
observed 8f4438bd7cd1bdadaa580f8ecd6e34a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:15.672988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046990/manifest.json
observed 988e9377c3f60a2f4648322d8cabcd05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:15.652174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046990/publication.md
observed fc7d47c96757fd8666c98f10815845d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:15.632057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046990/publication.txt
observed 446102f9cb967e4e4de215e5ce324eac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:44.213921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046990
observed 8f4438bd7cd1bdadaa580f8ecd6e34a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:44.195309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046990/manifest.json
observed 988e9377c3f60a2f4648322d8cabcd05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:44.178061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046990/publication.md
observed fc7d47c96757fd8666c98f10815845d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:44.159358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046990/publication.txt
observed 446102f9cb967e4e4de215e5ce324eac...
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.