OpenTechnical

OT-2026-000084923

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, 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-2026-000084923) never changes.

Identity and time

Publication numberOT-2026-000084923 · never reused
Internal UUID01a0ae99-43b6-7b9e-b8dc-0f44211bd0f1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084923
StatusPUBLIC

Content hashes

Canonical text96f5ff8eb7400b7790360d3bce34af08daba9bb451cb70106d200a65cd3e128b
Markdown630acf1fbd73313babb2939092edfae2b6a4dd674c6005478476ce4dd23666ba
PDF
Publication page16ee5471819a33c698dc87d56d3feb630711501421038af56b1ae8b82f83d7a2
Manifest966cfc48b13e776f89071925ef9ae1f919d3b1be085c4249f8b7fae81c51d7db

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
SignatureRwzySbQYVXfdGMqS5zBNU8AO7EbVzqx0hxXAZr5ZnuLmgSEJX/cSId2X9/ccv4KOpAvzrg+L56z6kNzrHvO8CQ==
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

2026-09-17T09:54:54.515087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084923
observed 16ee5471819a33c698dc87d56d3feb63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:54.496853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084923/manifest.json
observed 966cfc48b13e776f89071925ef9ae1f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:54.481013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084923/publication.md
observed 630acf1fbd73313babb2939092edfae2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:54.465186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084923/publication.txt
observed 96f5ff8eb7400b7790360d3bce34af08...
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.