OpenTechnical

OT-2026-000093034

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two 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-2026-000093034) never changes.

Identity and time

Publication numberOT-2026-000093034 · never reused
Internal UUID01a0ae9e-090f-780e-ac08-657779c57316 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093034
StatusPUBLIC

Content hashes

Canonical text3ca68e328dc754c173f487032fdea5e7af7d4705467a93a42d89484ce8480119
Markdownd96b2c3b50c10ddbde3699d2da89ee655a5a4190529816abf3d1f031681bf373
PDF
Publication page71dd0565a5d940e01748a7cfab42cdfe1984c068e3ac5f8ae7a7c51f3107aada
Manifest6d962cfe34b293a8b79480572941bb1fc406c7f1180b4a38cb713f864ed6c45d

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
Signaturej8HVq99ajzU+gA5IFAazIj6LHHxUHht0d0OlB4VNza7terZfTQTA57g0aEE+GceJ/P4osdVvKwwceN4+00l9BQ==
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

2026-09-17T09:40:15.109574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093034
observed 71dd0565a5d940e01748a7cfab42cdfe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:15.094072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093034/manifest.json
observed 6d962cfe34b293a8b79480572941bb1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:15.078205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093034/publication.md
observed d96b2c3b50c10ddbde3699d2da89ee65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:15.060750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093034/publication.txt
observed 3ca68e328dc754c173f487032fdea5e7...
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.