OpenTechnical

OT-2026-000083771

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, three 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-2026-000083771) never changes.

Identity and time

Publication numberOT-2026-000083771 · never reused
Internal UUID01a0ae98-0417-754b-a200-3c3d026533f3 · 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-2026-000083771
StatusPUBLIC

Content hashes

Canonical text5cbd72479822f549b688eac3e279ac78605be7b144677e667476efceb007cc18
Markdowne9c8ae681f20a7355e32ceafc82998a8049f3aac3be2c854e322974a3162cb51
PDF
Publication page494ae4d7818309892420701e8843c72e390c40de3801c82f1671cec1afb46e29
Manifest7ccf713c37150937176f6049d7b5211a72c4ea2075b1f99d3482328219ea8733

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
Signature8nsCSh8PBLfCszRleMtIphQtYhIojrADUZSUUiIiHWDWg/Dt7yXX4SMdlcTn3d0ZSB67rBHxOTkzhvqvgBmpCA==
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

2026-09-17T09:57:24.773550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083771
observed 494ae4d7818309892420701e8843c72e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:24.754956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083771/manifest.json
observed 7ccf713c37150937176f6049d7b5211a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:24.737215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083771/publication.md
observed e9c8ae681f20a7355e32ceafc82998a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:24.718646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083771/publication.txt
observed 5cbd72479822f549b688eac3e279ac78...
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.