OpenTechnical

OT-2026-000063961

Publication integrity record

Single cup vacuum gripper, two stage ejector, supply line pressure sensor, vented 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-2026-000063961) never changes.

Identity and time

Publication numberOT-2026-000063961 · never reused
Internal UUID01a0ae8d-53bc-7a27-b296-87efa3d879f3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063961
StatusPUBLIC

Content hashes

Canonical text6d6f404407b76cd05054710a002831099664561c09c5da4f9320c6dac8489029
Markdown462c74b5a578f00dd6fba609e7bd424b7e28978c564564a93ab4e61c0153a080
PDF
Publication pagefdfebcaa029dc3447e8d16d6816ec0b3b6ece2b46c0b1549fa60df2173e8ab74
Manifest596213ffd733921f5e1f6a584f542836646f1bb907fc1e4479938a117392c07b

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
SignatureAe3bVlTQVpvOKuYhkMbx7OlR70Z6QulovIDcRAO8W0T5vK1DOoThF9ENIRMx6JOv28TfFPnwM5/hGxppP4yOBg==
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

2026-09-17T10:37:01.487519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063961
observed fdfebcaa029dc3447e8d16d6816ec0b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:01.471136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063961/manifest.json
observed 596213ffd733921f5e1f6a584f542836...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:01.452868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063961/publication.md
observed 462c74b5a578f00dd6fba609e7bd424b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:01.435538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063961/publication.txt
observed 6d6f404407b76cd05054710a00283109...
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.