OpenTechnical

OT-2026-000085896

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, two stage ejector, 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-2026-000085896) never changes.

Identity and time

Publication numberOT-2026-000085896 · never reused
Internal UUID01a0ae99-e82a-71c0-bd7f-fb63117ff302 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085896
StatusPUBLIC

Content hashes

Canonical text91d9447f206ff28105295e35f117f426e2775ac1afd29f748f1db5943f0beca6
Markdownbae4779243ae15448f411cd7fbf5f21824ab61f6299567643c43cc6db61fc9c9
PDF
Publication page4788bacdc847bdd75701af8046c287d10c541ee9a1bc0dc42e58f21cd9bfd394
Manifestf413e0c3edc868abd23b278fe39a33ef58267bbeda43a8a28a8b276419b7bf18

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
SignatureOFdRS6vzqg8OcbOou1axJMpAOSJitPJjO4+FPlkQdyfjmkDx/go73yd+8M7YlSavwKgAMp89HGdKRmc9UO9rAw==
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

2026-09-17T09:52:50.255257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085896
observed 4788bacdc847bdd75701af8046c287d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:50.238750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085896/manifest.json
observed f413e0c3edc868abd23b278fe39a33ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:50.219658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085896/publication.md
observed bae4779243ae15448f411cd7fbf5f218...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:50.201997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085896/publication.txt
observed 91d9447f206ff28105295e35f117f426...
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.