OpenTechnical

OT-2026-000075159

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, manifold pressure sensor, pulsed 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-2026-000075159) never changes.

Identity and time

Publication numberOT-2026-000075159 · never reused
Internal UUID01a0ae93-f1ff-7290-82fb-bc4e517d8610 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075159
StatusPUBLIC

Content hashes

Canonical text5d1bbd7b90dcfeb59b307dd5e7c9738111659faeadc36108ffb4ef982df2b9d4
Markdowna0eaddceb2be6ad53027040285b6fa5a7c57a8548c3dfc2d9c229c156c3186dd
PDF
Publication pageed94d8888ec962f90bfaeadf53e65ffe9d1ee3afd7ba1e2ac9c497e3e74a9902
Manifest2fcbad2702d0eb26e45e04413bd80c0ce6cabf4ac8b153aa83d0043541569660

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
Signaturen/yfqoKA5jRfKq/Wp82lhmubhvxudI8+QOmR9se5eSc1+f/j0iB3Rrtx4KEW2EqkebYEY1c+PajguTLwcCwFCw==
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

2026-09-17T10:20:24.017897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075159
observed ed94d8888ec962f90bfaeadf53e65ffe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:23.989341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075159/manifest.json
observed 2fcbad2702d0eb26e45e04413bd80c0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:23.962879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075159/publication.md
observed a0eaddceb2be6ad53027040285b6fa5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:23.942036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075159/publication.txt
observed 5d1bbd7b90dcfeb59b307dd5e7c97381...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:29.962930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075159
observed ed94d8888ec962f90bfaeadf53e65ffe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:29.943165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075159/manifest.json
observed 2fcbad2702d0eb26e45e04413bd80c0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:29.549234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075159/publication.md
observed a0eaddceb2be6ad53027040285b6fa5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:29.531580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075159/publication.txt
observed 5d1bbd7b90dcfeb59b307dd5e7c97381...
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.