OpenTechnical

OT-2026-000010685

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, vented 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-2026-000010685) never changes.

Identity and time

Publication numberOT-2026-000010685 · never reused
Internal UUID01a0ae6c-0ee8-75e3-a2c8-8d395fe556d7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010685
StatusPUBLIC

Content hashes

Canonical text0a9d536001ec49aff964480841efd2db310d330ddc4eaea0ee02e3a0dbf14884
Markdown2b73c071f68e3da04692c6793f862466e674bc2d054004eeafdb04fda7f85bed
PDF
Publication pagef6890e805ba4f8a2976c170cae85e35b267cc913c012a693c1ee1de0cc5de01e
Manifestfddcb8b5bea233202d2a3479bdfe461ad77924f8485139ca7116ac71593147c9

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
SignatureOJz9lhfFemxXnM3nI38RopaGl5kROGgxyEROP8O83uUGP5z2bq1/+owXtkmNXngZLzubpcCv+k1PfykFMCcwAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:14:53.881039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010685
observed f6890e805ba4f8a2976c170cae85e35b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:53.862511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010685/manifest.json
observed fddcb8b5bea233202d2a3479bdfe461a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:53.842030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010685/publication.md
observed 2b73c071f68e3da04692c6793f862466...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:53.822431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010685/publication.txt
observed 0a9d536001ec49aff964480841efd2db...
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.