OpenTechnical

OT-2026-000093521

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, supply line 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-2026-000093521) never changes.

Identity and time

Publication numberOT-2026-000093521 · never reused
Internal UUID01a0ae9e-508a-7426-b76f-b05fce86dc4e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093521
StatusPUBLIC

Content hashes

Canonical textc15b862d97739b0b07152d7515394b74927570d81076a00f130a0717d295c625
Markdown588d16a31dc3d2b007a87a727d3e7a87800b309b5752c45e4ec565165de2eedd
PDF
Publication pagedb5c921cb672bee345bc84a74900d7245ee640e16b7f8320cc3c28441017a88c
Manifest18a8151792f68e8d7756345ce6882f267dd2aa028343106c7bafb365a074fdd7

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
Signature8lMOL0eKh6PqwhfAL4sPZ8amCBXjOW5/EWvD3nSWbuzRWmuRO64p7Rut3+zPDWgcUXkeXJLWMKUIh97s1uEiAw==
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

2026-09-17T09:40:28.093361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093521
observed db5c921cb672bee345bc84a74900d724...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:28.075962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093521/manifest.json
observed 18a8151792f68e8d7756345ce6882f26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:28.060143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093521/publication.md
observed 588d16a31dc3d2b007a87a727d3e7a87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:28.042096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093521/publication.txt
observed c15b862d97739b0b07152d7515394b74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:32.254077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093521
observed db5c921cb672bee345bc84a74900d724...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:32.235985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093521/manifest.json
observed 18a8151792f68e8d7756345ce6882f26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:32.215627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093521/publication.md
observed 588d16a31dc3d2b007a87a727d3e7a87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:32.196725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093521/publication.txt
observed c15b862d97739b0b07152d7515394b74...
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.