OpenTechnical

OT-2026-000083317

Publication integrity record

Foam pad vacuum gripper, three zone face, two 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-2026-000083317) never changes.

Identity and time

Publication numberOT-2026-000083317 · never reused
Internal UUID01a0ae97-c964-7c49-89e4-768362ee214e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083317
StatusPUBLIC

Content hashes

Canonical text24642199f4da0dbd9fa7713bf057890bb0c9335aa7f5748968f101eac44495e6
Markdownf944157818f4df6695b7d46a38790ff86b10023947d0964d2d186fb0695167fa
PDF
Publication pagef483dc9eca6848a1dd046f03bf4d58b7c2d461fad8f3ac2d56e77d8d8d288753
Manifesteb19cb8eccba7d03556ec5d157ee61f0e13be7116266d4d5778f440fca9ab1e7

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
Signature6Iz0s+uHIY0Q1DQrbmaPGP20n3k+thA+PUbCkS5cntonnsvfG3D6CWqvd63RJbeI4YQtPR6IThiE7+Y8UE0KCw==
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

2026-09-17T10:00:34.846190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083317
observed f483dc9eca6848a1dd046f03bf4d58b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:34.827508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083317/manifest.json
observed eb19cb8eccba7d03556ec5d157ee61f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:34.808335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083317/publication.md
observed f944157818f4df6695b7d46a38790ff8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:34.790625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083317/publication.txt
observed 24642199f4da0dbd9fa7713bf057890b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:42.702179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083317
observed f483dc9eca6848a1dd046f03bf4d58b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:42.685736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083317/manifest.json
observed eb19cb8eccba7d03556ec5d157ee61f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:42.670313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083317/publication.md
observed f944157818f4df6695b7d46a38790ff8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:42.654378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083317/publication.txt
observed 24642199f4da0dbd9fa7713bf057890b...
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.