OpenTechnical

OT-2026-000101564

Publication integrity record

Two cup vacuum gripper, two zone face, three 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-2026-000101564) never changes.

Identity and time

Publication numberOT-2026-000101564 · never reused
Internal UUID01a0aea4-0e15-7e2e-8227-03f6d14e6069 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101564
StatusPUBLIC

Content hashes

Canonical textbf08655a9ac4e6c1a5c1bce6a4d678b25d8d1da3dea795a8eb133dcd6b491f57
Markdown911dee2f257b8c911009d79254378d4e53ff86da8c44e0bf5207f38d2ef84d56
PDF
Publication page2f0ec900bc5220aa56693c0f2bac9a49c51bc48be19395f45c8634d0c257dcad
Manifest7a6dda2d1831230b7f3d4f4d9785babc06bd16a6ea4812872c200c28e75e575c

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
Signature8zvdJlXHDZvaQUzO3UsW3hF1hf3iXL1wDgBGKCJX5LLl0HXlbCiYHh+YpZOzJMLAQx7oKxs8uZ3MYXtKE/VtDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:36.711038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101564
observed 2f0ec900bc5220aa56693c0f2bac9a49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:36.694326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101564/manifest.json
observed 7a6dda2d1831230b7f3d4f4d9785babc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:36.676127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101564/publication.md
observed 911dee2f257b8c911009d79254378d4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:36.658488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101564/publication.txt
observed bf08655a9ac4e6c1a5c1bce6a4d678b2...
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.