OpenTechnical

OT-2026-000068091

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, sustained 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-2026-000068091) never changes.

Identity and time

Publication numberOT-2026-000068091 · never reused
Internal UUID01a0ae8f-c4fe-734e-9fad-5efffaab2dff · 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-2026-000068091
StatusPUBLIC

Content hashes

Canonical text56a08c9711f613353c8c25f157b96722f5bfac645d69beef0b1d57aeb5ec6e7d
Markdownb82135692c06249383442fde5dd1aaf7916152d69abfa6f82f4e6c94a02f6c74
PDF
Publication page3901eed6015fda21598a0c533158e6930500dc2b9fb0a0ba78a82f9ce743564c
Manifestafb665397a9940106b07ddfaf4f098bb8535b5a6f8bc251b4ad98ce58a43fb9e

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
SignatureKlS7NLmUkOa3wmcaM3easy6z+vhVUM7YXgGm2nHyg785PnZ+Zwx5eoSkveh1GQqEDedxbW54dmu6uT8MwSt1Dg==
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

2026-09-17T10:30:41.149487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068091
observed 3901eed6015fda21598a0c533158e693...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:41.133535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068091/manifest.json
observed afb665397a9940106b07ddfaf4f098bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:41.117006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068091/publication.md
observed b82135692c06249383442fde5dd1aaf7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:41.100970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068091/publication.txt
observed 56a08c9711f613353c8c25f157b96722...
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.