OpenTechnical

OT-2026-000082154

Publication integrity record

Four bellows cup vacuum gripper, four 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-2026-000082154) never changes.

Identity and time

Publication numberOT-2026-000082154 · never reused
Internal UUID01a0ae97-4d93-7337-b2fd-11880489e252 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082154
StatusPUBLIC

Content hashes

Canonical text094f251c9ca99681628b39e4c46b8e45594f485f7119a320b07864b8dfacb410
Markdownadac0f830890431412bd691f7a1ba22cea9e4503e96645fac3e240a950126647
PDF
Publication page50188ebd736b828875a6db45f2f56a791a0537f2cf3f102d6e74f5ab4fd970f2
Manifest9da62954f04710da5b6fd5c0b82b698019b3552d6e3b355270030b5600374ada

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
SignaturerlIhjp5LrYrT7zct44EyfZCEXRTv4VvEJhV//zKzTrv6NRpOVb4UxckYVhpDBXDBiP2JUiEpsBpzQ1LCFAgBBw==
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

2026-09-17T09:58:58.563256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082154
observed 50188ebd736b828875a6db45f2f56a79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:58.545517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082154/manifest.json
observed 9da62954f04710da5b6fd5c0b82b6980...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:58.527166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082154/publication.md
observed adac0f830890431412bd691f7a1ba22c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:58.509619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082154/publication.txt
observed 094f251c9ca99681628b39e4c46b8e45...
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.