OpenTechnical

OT-2026-000092789

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, 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-2026-000092789) never changes.

Identity and time

Publication numberOT-2026-000092789 · never reused
Internal UUID01a0ae9d-b600-7f32-977d-70874c97e1eb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092789
StatusPUBLIC

Content hashes

Canonical text99fc7bb8901f3adf466ff0e13771afd0b0d0790c2869e1c050a89bf90847772c
Markdown2b831c3619bd4f9620d1bae974e961ab0517a817a5786a730bb026e15db4d948
PDF
Publication page50777b3c12f00ae42b6532f40c61748d52ffa449bac37c945ffb8e1bbb52e3fa
Manifest409d60d54dce15a2687047096a7ff6c222fa0e8aac7353a1fc25a928dfbaae7a

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
SignaturehybO5L2NLH567MYMvuhRnik3krCI7rj4B948zK2XRY20fjTz9Zvl3Qi1yhk98z2ke1qvwAQIKtj6ip1jD4FPCQ==
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

2026-09-17T09:41:26.393666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092789
observed 50777b3c12f00ae42b6532f40c61748d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:26.376470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092789/manifest.json
observed 409d60d54dce15a2687047096a7ff6c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:26.357279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092789/publication.md
observed 2b831c3619bd4f9620d1bae974e961ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:26.339588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092789/publication.txt
observed 99fc7bb8901f3adf466ff0e13771afd0...
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.