OpenTechnical

OT-2026-000075293

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000075293) never changes.

Identity and time

Publication numberOT-2026-000075293 · never reused
Internal UUID01a0ae93-f200-7080-8778-66c4939297b7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075293
StatusPUBLIC

Content hashes

Canonical text5974ecb0b516637e457e9a37edd6163583d74a3597c5eac0827644390551d822
Markdownbb590975c6bed4d551d6ea3c957516dd0af09b50bec0bb63cb896e4d7ad6e84a
PDF
Publication page8b75377c6761ad80415e76e493edd6afcff387e38789b2a222457d1df0d0b322
Manifest9e97c9989533efa01316478fa6d6cc66ba5eeb6cefd3f859dca0b8d49a196108

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
SignatureHAeBtURinrEkifuAGjjlX+1fiN/vMVRQT3vGbWzmJBpUfsFn907SjFzE2+eB6njJo+oLNn3uYNa5Hzv96PZNDg==
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

2026-09-17T10:20:42.223833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075293
observed 8b75377c6761ad80415e76e493edd6af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:42.204313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075293/manifest.json
observed 9e97c9989533efa01316478fa6d6cc66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:42.183080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075293/publication.md
observed bb590975c6bed4d551d6ea3c957516dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:42.137818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075293/publication.txt
observed 5974ecb0b516637e457e9a37edd61635...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:03.558516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075293
observed 8b75377c6761ad80415e76e493edd6af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:03.536880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075293/manifest.json
observed 9e97c9989533efa01316478fa6d6cc66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:03.518773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075293/publication.md
observed bb590975c6bed4d551d6ea3c957516dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:03.448509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075293/publication.txt
observed 5974ecb0b516637e457e9a37edd61635...
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.