OpenTechnical

OT-2026-000075192

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented 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-2026-000075192) never changes.

Identity and time

Publication numberOT-2026-000075192 · never reused
Internal UUID01a0ae93-f1ff-711d-8794-706c7ab0e810 · 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-2026-000075192
StatusPUBLIC

Content hashes

Canonical text6d5eb8638e6f38513b4fdb378b785f855a572052184d93bd5e64bb328bc05550
Markdownfc8fe936aa684ca47c35c811b66827b03a77d3f452c320ebf327759c4287592a
PDF
Publication pageeacd4af91cd4a71f0d99c77a40e77187ef3e09aa6a92718f9e581564ff193c07
Manifest48a775175fdee45372a47baa71c8fde719a78d7f35232070134d002dfc77a5fe

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
SignaturelzKkbrSW/pqVtnpUAdVyQTT92SunlyMcsqlbYaCuzcTfllUL6U7En/KM4AjjMbhA5skMpH4VdItRSr9zEVahAw==
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

2026-09-17T10:20:26.794011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075192
observed eacd4af91cd4a71f0d99c77a40e77187...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:26.771426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075192/manifest.json
observed 48a775175fdee45372a47baa71c8fde7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:26.751270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075192/publication.md
observed fc8fe936aa684ca47c35c811b66827b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:26.703166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075192/publication.txt
observed 6d5eb8638e6f38513b4fdb378b785f85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:38.446871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075192
observed eacd4af91cd4a71f0d99c77a40e77187...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:38.302577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075192/manifest.json
observed 48a775175fdee45372a47baa71c8fde7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:38.284990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075192/publication.md
observed fc8fe936aa684ca47c35c811b66827b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:38.266157ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075192/publication.txt
observed 6d5eb8638e6f38513b4fdb378b785f85...
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.