OpenTechnical

OT-2026-000084687

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, 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-2026-000084687) never changes.

Identity and time

Publication numberOT-2026-000084687 · never reused
Internal UUID01a0ae98-e25c-7c94-b9a7-0cf9a68062ec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084687
StatusPUBLIC

Content hashes

Canonical text9746475bcd280106dc1e2d8903543f68b5dc185401c1e525dc9ff8787fdbb0d9
Markdownfaf250e63a630d32dd5a2065cf7b84d9aaf3781e8f4bc8e978c7f2f6a8e73ade
PDF
Publication paged1ef927613912838ed320ebde4cf12bf189570bbd39b529b61985522a798660d
Manifestf5fe93f3e6294f7a1eaaca2ab6578f6afdab9d4d21e6670fbc52576a1295a88b

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
SignaturedQrUR2SVzGGSjqVz/BgzbToy6qqgyUWsY0M8uaAaX4I7HAReoFNC0N9PliTbyDNw2vsFk0EjB1q+qj9u/v4FBw==
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

2026-09-17T09:55:37.009321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084687
observed d1ef927613912838ed320ebde4cf12bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:36.990145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084687/manifest.json
observed f5fe93f3e6294f7a1eaaca2ab6578f6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:36.972831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084687/publication.md
observed faf250e63a630d32dd5a2065cf7b84d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:36.953224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084687/publication.txt
observed 9746475bcd280106dc1e2d8903543f68...
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.