OpenTechnical

OT-2026-000087318

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, single 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-2026-000087318) never changes.

Identity and time

Publication numberOT-2026-000087318 · never reused
Internal UUID01a0ae9a-cd4e-7b8d-8331-438b9fe18cea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:55.852518Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087318
StatusPUBLIC

Content hashes

Canonical texta6dc4ff1f441bd9791700c474c7d426dabbee2cb56fa365e3b1bf2137aedcb60
Markdown79ca9feb1375be4cd6345466da23725f4b8a4c59b7df974a275c69f440ce0fb4
PDF
Publication pagefe0c607a546350b729c50502bef1de1f728c7b758037ffe2a6fadcf360688c03
Manifest8706c549f4ae6d685de7788a8a082f210bfcbc213c444e5e1a246a7c479c94ab

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
Signature8XoTVoTUIB+UshANR7tKzOJqXi9IH1LxnJV64/VcsvG+g8PBwDujcHDCD8dvCAOmO5MR5hGJ+w2XyDiwOLSyAw==
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

2026-09-17T09:50:28.957007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087318
observed fe0c607a546350b729c50502bef1de1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:28.956071ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087318
observed fe0c607a546350b729c50502bef1de1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:28.938354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087318/manifest.json
observed 8706c549f4ae6d685de7788a8a082f21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:28.937669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087318/manifest.json
observed 8706c549f4ae6d685de7788a8a082f21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:28.921607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087318/publication.md
observed 79ca9feb1375be4cd6345466da23725f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:28.921036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087318/publication.md
observed 79ca9feb1375be4cd6345466da23725f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:28.903084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087318/publication.txt
observed a6dc4ff1f441bd9791700c474c7d426d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:28.902878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087318/publication.txt
observed a6dc4ff1f441bd9791700c474c7d426d...
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.