OpenTechnical

OT-2026-000068097

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000068097) never changes.

Identity and time

Publication numberOT-2026-000068097 · never reused
Internal UUID01a0ae8f-c4fe-7387-952d-87d9c81291d9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068097
StatusPUBLIC

Content hashes

Canonical text87848cd87f1b97e146ba24267a8f0d9d4802085c9d3ea03d0e83c43bcd84e3c6
Markdown59f9c3c2ba054ba5ae31ce5b3026611c7c086cd565f732570a187f49f7a88b89
PDF
Publication page2ace5639c7abcd968d684069751852ef8ae09e7b4c2e589189eaab1bae5eecfa
Manifest4da2718e5eb4df3a3904e5434aca66131e3e113a518e74f24a336d30d17cfe61

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
SignatureWHGBpmJnDEh7ufU+eeys6ZiJUYNMczf5iyInufcSGh/eeYz1w/WQLjGM0/l7H4enlYvL8wbZnvBBrJsCWMqcCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:30:41.606138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068097
observed 2ace5639c7abcd968d684069751852ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:41.585379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068097/manifest.json
observed 4da2718e5eb4df3a3904e5434aca6613...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:41.567316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068097/publication.md
observed 59f9c3c2ba054ba5ae31ce5b3026611c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:41.547618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068097/publication.txt
observed 87848cd87f1b97e146ba24267a8f0d9d...
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.