OpenTechnical

OT-2026-000083705

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, single stage ejector, sustained blow-off before 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-2026-000083705) never changes.

Identity and time

Publication numberOT-2026-000083705 · never reused
Internal UUID01a0ae98-0416-7233-9a12-c08c4e741ba8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083705
StatusPUBLIC

Content hashes

Canonical text82c1984284556178519aa38a295f3c9d473e68c537edb902d9a53bef4f00696f
Markdown697564f12c428f2f78aab156defa6dbd899ea88056748fd98503c1027cadbeab
PDF
Publication pagefb8d41182e5ced8c1a4a51afd058f035d6b2d9001f2c66387b661c6a0451a21e
Manifest03dfe74f367ff08d3c4697f2d8aedcc95629264f9e805017c0ac0d027fdb86aa

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
Signatureu4C7ZUdPGolGxjcwJbQpP1WB8szbke7x/HDPOx5k0bdxnEdD6/qvr+Nmd6KSz7wO1bKAZfWnC6qNK9dwBQZwBw==
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

2026-09-17T09:57:20.060280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083705
observed fb8d41182e5ced8c1a4a51afd058f035...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:20.043818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083705/manifest.json
observed 03dfe74f367ff08d3c4697f2d8aedcc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:20.027104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083705/publication.md
observed 697564f12c428f2f78aab156defa6dbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:20.011117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083705/publication.txt
observed 82c1984284556178519aa38a295f3c9d...
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.