OpenTechnical

OT-2026-000095238

Publication integrity record

Foam pad vacuum gripper, four zone face, pump fed, pressure sensor per zone, sustained blow-off before set-down

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-2026-000095238) never changes.

Identity and time

Publication numberOT-2026-000095238 · never reused
Internal UUID01a0ae9f-8f70-79ff-83a6-3f482447c5ae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095238
StatusPUBLIC

Content hashes

Canonical texte93bebbc903575cffd47076594de48dd3ce2ae1e5f36d58d1cf3083c50fee0b4
Markdowne9fdc4229045eb696c084a9c2ef0fb3101eb205042a03ce3156e97460d88cf88
PDF
Publication pageea383bbb06474d7ea0969bafbf040e1bbe5068c2e45bf4748514941c501f3e8e
Manifestd9da7a933f1861ea1d8206409c1dcc1e84cf8b679ab51dc2ff9c5508cfb74ce7

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
Signature5C8CD+ogUAELyey2RVvZOmjw/KnrYMd3e/8OO/axQYz+9C5VdwI+5NkP96QCDGiplmSYn2y0ZNPg6zFH3U+VDQ==
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

2026-09-17T09:36:23.954541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095238
observed ea383bbb06474d7ea0969bafbf040e1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:23.937703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095238/manifest.json
observed d9da7a933f1861ea1d8206409c1dcc1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:23.894622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095238/publication.md
observed e9fdc4229045eb696c084a9c2ef0fb31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:23.848863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095238/publication.txt
observed e93bebbc903575cffd47076594de48dd...
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.