OpenTechnical

OT-2026-000094288

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000094288) never changes.

Identity and time

Publication numberOT-2026-000094288 · never reused
Internal UUID01a0ae9e-92cd-7130-89bd-a2e30ba7a98d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094288
StatusPUBLIC

Content hashes

Canonical text28dbffecb6307e386d69a4db5cc8ac3f6b60236dda2e5384eb80024acead10ae
Markdown8b20458eecffcbc26d7464b6b6d62a9aef7eb3c06f6dcab60ddb8cdb6af33239
PDF
Publication pagef5dbd9d32d5026cbaf856e4f1de8479b9bc9f729956961b8d87513bf4ea8a243
Manifestab624c489cbc349b23b4f02a60312c9c4a7c6bae1588dcb288354aed59534db1

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
SignatureZ7Chnoa9cLdQRYD3ovJ5ytbsSfOSrBt7ItgiyKhx3onJziNXyoMlVzj6bGXHGSLSFL8+gR6/AuyGBgFzNtqbDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:40:09.550070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094288
observed f5dbd9d32d5026cbaf856e4f1de8479b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:09.532209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094288/manifest.json
observed ab624c489cbc349b23b4f02a60312c9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:09.512050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094288/publication.md
observed 8b20458eecffcbc26d7464b6b6d62a9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:09.492895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094288/publication.txt
observed 28dbffecb6307e386d69a4db5cc8ac3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:16.233836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094288
observed f5dbd9d32d5026cbaf856e4f1de8479b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:16.210975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094288/manifest.json
observed ab624c489cbc349b23b4f02a60312c9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:16.194304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094288/publication.md
observed 8b20458eecffcbc26d7464b6b6d62a9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:16.175679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094288/publication.txt
observed 28dbffecb6307e386d69a4db5cc8ac3f...
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.