OpenTechnical

OT-2026-000088461

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, single 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-2026-000088461) never changes.

Identity and time

Publication numberOT-2026-000088461 · never reused
Internal UUID01a0ae9b-5d28-74de-b74d-c64e8b29fdca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088461
StatusPUBLIC

Content hashes

Canonical text9c100164cdf1020e822d6adc953860cce7938c771467bf20e47bf748d1b0c196
Markdown6883ef98f038c6fdd1e61ea6ca962d40eea404a8dddcbacba90694e5e0405c0d
PDF
Publication pagee529b5af0729fc4bf4b3fab4a3db9c84d605a7057940a59f46fe048859fc1d59
Manifestf48633cbccaa8ab7673a2be0b92629326dae72bbdcceb00669e12ac5131b22dd

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
Signaturewv5yAyjkwSAlu8yjoRWB3fkysTDf7kKqmfpjNPJswmWSh7HV5G5+PZVs1IDonP7dtrCnT70d6bFvZi2+joctAg==
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

2026-09-17T09:48:50.655973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088461
observed e529b5af0729fc4bf4b3fab4a3db9c84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:50.636917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088461/manifest.json
observed f48633cbccaa8ab7673a2be0b9262932...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:50.619449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088461/publication.md
observed 6883ef98f038c6fdd1e61ea6ca962d40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:50.600361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088461/publication.txt
observed 9c100164cdf1020e822d6adc953860cc...
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.