OpenTechnical

OT-2026-000099687

Publication integrity record

Two cup vacuum gripper, two zone face, three stage ejector, 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-2026-000099687) never changes.

Identity and time

Publication numberOT-2026-000099687 · never reused
Internal UUID01a0aea2-c976-75db-aba4-394d54a50994 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099687
StatusPUBLIC

Content hashes

Canonical text3d458ad69ecfa2a9ec67dca0ac16f1b634b473d5db15736aa418eb9d8bbba47f
Markdown54b26397982ce54a050c8384356d09f68da3f3433c39e1491a0721778a880f7c
PDF
Publication pagee0b4fc47f558fe9f298f0e1a4e74caba66ba912793e59ce0068ad115af183e40
Manifest08e67f79a5fd8632aaafbc5b8f55fa6aae0c23a68d321b579a3110def77f1c5e

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
Signature8ZGmwkcxMgc4in08NeeoI8JBXZo7uaLAxQAibymuUhZjdgQUD4ZmYpUzzhGy1wO3ueD5y6xoaPBEBKWXtJ0hBA==
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

2026-09-17T09:29:41.714312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099687
observed e0b4fc47f558fe9f298f0e1a4e74caba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:41.696484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099687/manifest.json
observed 08e67f79a5fd8632aaafbc5b8f55fa6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:41.675909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099687/publication.md
observed 54b26397982ce54a050c8384356d09f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:41.657173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099687/publication.txt
observed 3d458ad69ecfa2a9ec67dca0ac16f1b6...
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.