OpenTechnical

OT-2026-000087106

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, sustained blow-off before 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-2026-000087106) never changes.

Identity and time

Publication numberOT-2026-000087106 · never reused
Internal UUID01a0ae9a-9f2d-7c3f-8928-936aba9fd832 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:44.027043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087106
StatusPUBLIC

Content hashes

Canonical textd9c14a10d229b3150edd1a2a2a22cb31151f9b8318979c929ad40cdd66ed7e6c
Markdown3332ff3fdea75549e00c1207b2f1d51cfd1caf3382813a6bbef2bd3df163cbdd
PDF
Publication page069080b87518de532f75692b5190101356582d1b516b5a126eb6d2c37a4d189d
Manifest1ac43977cc251344c73285088ab4d2aaa3e9e18f82ac55946af80c196922c88d

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
Signature1DzUB6Onn3bbWDvcluxv06JIonFODMxXYQxVms7T21Gr3hQLitv2Rqp74eWh2KcyvL34afIYhJQGRWmZUC83AQ==
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

2026-09-17T09:51:22.026785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087106
observed 069080b87518de532f75692b51901013...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:22.010732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087106/manifest.json
observed 1ac43977cc251344c73285088ab4d2aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:21.994590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087106/publication.md
observed 3332ff3fdea75549e00c1207b2f1d51c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:21.976774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087106/publication.txt
observed d9c14a10d229b3150edd1a2a2a22cb31...
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.