OpenTechnical

OT-2026-000083702

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, vented after 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-2026-000083702) never changes.

Identity and time

Publication numberOT-2026-000083702 · never reused
Internal UUID01a0ae98-0416-7acb-a793-2f19477e2e3b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083702
StatusPUBLIC

Content hashes

Canonical text938cdbd4aaa610265451545d22a14f5f6c124cd6f563f76843a4372d868be752
Markdown6e942eefdf6e917185547408a1caaa27c286a2be5a6f0511c3ed66f2d1450886
PDF
Publication page263e1bdc4e44dadcf2cec9b2f58c881bc3c8079cfc0ad0686b7156fba7e6606d
Manifest291dad9e579e01134328cd044b3e8a758e18e9bd5ac287fcbfb7fac97ff44d9a

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
SignaturehpQxjY0ZJNMk62K6GKMuNGQG2Ix3H1c98l+fMfZGci4TUolsy7c6NgPR6sOJo3+pd0y87LVZv5lxqwJh77aBAw==
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

2026-09-17T09:57:19.855718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083702
observed 263e1bdc4e44dadcf2cec9b2f58c881b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:19.839803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083702/manifest.json
observed 291dad9e579e01134328cd044b3e8a75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:19.822730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083702/publication.md
observed 6e942eefdf6e917185547408a1caaa27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:19.806351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083702/publication.txt
observed 938cdbd4aaa610265451545d22a14f5f...
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.