OpenTechnical

OT-2026-000034736

Publication integrity record

Single bellows cup vacuum gripper, 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-2026-000034736) never changes.

Identity and time

Publication numberOT-2026-000034736 · never reused
Internal UUID01a0ae76-1ed2-7014-889f-569f3cbdf36e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034736
StatusPUBLIC

Content hashes

Canonical text4aa654734cedf5b2dfbfe54d6b242d1bc255ffd15b47e4b25442896b4b5299ae
Markdown76e985007f89cc58209e98868221bce2e81b96cd3502ebd94d1d25b52ce67163
PDF
Publication page8f39b6baac591f624b4e7dca52079a0b2255d512bf306e3e914db29f0cf212d8
Manifest455b1044b8f62b3ae346d8248148bd3573faaa99d4aca6fc0cc654220130d46e

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
SignaturejKyx6BagID7Jq3ng7YAtaMZi+I+WhS9sSpp3Y0xs9koODvIB4qIP7+WapJ3exoeJZlL0ynWApffKo506ValNCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:30:12.962379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034736
observed 8f39b6baac591f624b4e7dca52079a0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:12.943769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034736/manifest.json
observed 455b1044b8f62b3ae346d8248148bd35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:12.924244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034736/publication.md
observed 76e985007f89cc58209e98868221bce2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:12.900780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034736/publication.txt
observed 4aa654734cedf5b2dfbfe54d6b242d1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:41.405097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034736
observed 8f39b6baac591f624b4e7dca52079a0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:41.386076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034736/manifest.json
observed 455b1044b8f62b3ae346d8248148bd35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:41.364565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034736/publication.md
observed 76e985007f89cc58209e98868221bce2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:41.346389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034736/publication.txt
observed 4aa654734cedf5b2dfbfe54d6b242d1b...
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.