OpenTechnical

OT-2026-000068685

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two 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-2026-000068685) never changes.

Identity and time

Publication numberOT-2026-000068685 · never reused
Internal UUID01a0ae90-2483-780d-88f4-ced5b21ea079 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068685
StatusPUBLIC

Content hashes

Canonical textefb862daa3759b52ebb1979125aac75c8e6ecb1547233105f607726022386280
Markdownc23ef4a1e1b30749bee65eb40f975963b1dff5d7344f84d0bd141f50bd7055dd
PDF
Publication paged60eab2211843971ded7d81402f80378d9b3f6d6d6cb5b7c5b32d94420eac435
Manifest9185a2f1e17bf696604e4f2d9364a60ab78c28bf4a7568db298081cf026d0abe

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
SignaturelzuzzzqABlw4fw6IZn980EDwi3v8o5b6c4YK0GfyDLv4ryawlSA2j3Icg5EY5E4F7OmHiikL3hfPOzHQh7doAA==
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

2026-09-17T10:29:53.279495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068685
observed d60eab2211843971ded7d81402f80378...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:53.262144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068685/manifest.json
observed 9185a2f1e17bf696604e4f2d9364a60a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:53.244966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068685/publication.md
observed c23ef4a1e1b30749bee65eb40f975963...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:53.227861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068685/publication.txt
observed efb862daa3759b52ebb1979125aac75c...
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.