OpenTechnical

OT-2026-000083983

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, three stage ejector, sustained blow-off before 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-2026-000083983) never changes.

Identity and time

Publication numberOT-2026-000083983 · never reused
Internal UUID01a0ae98-0419-705c-9796-ae1aa5862575 · 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-2026-000083983
StatusPUBLIC

Content hashes

Canonical text0f8f554a571679c1edb4fbf62017d55ed44b04531042eac342307191480bf9d1
Markdownb4ac7c2929a9fbac202eaef9120538563b8ac84a97388355a31d8b65736cd959
PDF
Publication paged5ec312d95266f744d0edfedc8a936e27fc4b7f23d1425bdf89f500753cd2ec8
Manifest9d5889ef09befb77a7cbe2f98f377c63834c379de7e60791cb0ecd2b7bbff300

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
Signaturea8vrj7Brsvms8zQEwChNUeXRJnSAtc/ns66Rx4U5FaJ60cKFpgur7yskUFJKl+tWhj8SjpmYB/RXxec2/GXnDA==
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

2026-09-17T10:00:30.950603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083983
observed d5ec312d95266f744d0edfedc8a936e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:30.926599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083983/manifest.json
observed 9d5889ef09befb77a7cbe2f98f377c63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:30.904923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083983/publication.md
observed b4ac7c2929a9fbac202eaef912053856...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:30.885958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083983/publication.txt
observed 0f8f554a571679c1edb4fbf62017d55e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:40.244997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083983
observed d5ec312d95266f744d0edfedc8a936e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:40.229412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083983/manifest.json
observed 9d5889ef09befb77a7cbe2f98f377c63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:40.212616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083983/publication.md
observed b4ac7c2929a9fbac202eaef912053856...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:40.196505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083983/publication.txt
observed 0f8f554a571679c1edb4fbf62017d55e...
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.