OpenTechnical

OT-2026-000100368

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, single stage ejector, pressure sensor per zone, 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-2026-000100368) never changes.

Identity and time

Publication numberOT-2026-000100368 · never reused
Internal UUID01a0aea3-3054-7b45-a3a5-995746d25bff · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:05.469356Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100368
StatusPUBLIC

Content hashes

Canonical text2ed6844621e75080adae72a37616177e1068c8048aae2cfe3e87193ff30e80c5
Markdown8464bf57da844f3bfc988d62040b0c4198790a0562130c31f4ea3fc8522c048a
PDF
Publication page28d73cecb14bd58e1e7c3d76f4a2fbc8d531146d844be282068c5be3998072f3
Manifest3c7f8d1519182d4e152f059e2f09b7298f64fd2ef9c0318fac083d4e76c7179e

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
SignatureL5S4XeLlE8UcBfKMst6uk8Z4YCctf+1OUNb4ILBAJC9P+SKimsaY36mLKa2ZyDbRvjrn537rxai9SejgnSpgAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:19.469335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100368
observed 28d73cecb14bd58e1e7c3d76f4a2fbc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:19.450829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100368/manifest.json
observed 3c7f8d1519182d4e152f059e2f09b729...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:19.433948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100368/publication.md
observed 8464bf57da844f3bfc988d62040b0c41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:19.416949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100368/publication.txt
observed 2ed6844621e75080adae72a37616177e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:41.681493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100368
observed 28d73cecb14bd58e1e7c3d76f4a2fbc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:41.664105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100368/manifest.json
observed 3c7f8d1519182d4e152f059e2f09b729...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:41.645535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100368/publication.md
observed 8464bf57da844f3bfc988d62040b0c41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:41.627470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100368/publication.txt
observed 2ed6844621e75080adae72a37616177e...
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.