OpenTechnical

OT-2026-000085272

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six 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-2026-000085272) never changes.

Identity and time

Publication numberOT-2026-000085272 · never reused
Internal UUID01a0ae99-aaa9-7835-96e8-9a70d30ef2e7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085272
StatusPUBLIC

Content hashes

Canonical textfc822d37399eaada79e4fd6c365034761a5a1a35b53b22fc88b7f10d00c1a011
Markdown608a03cce8ef647fa877b0840ba3db4c3b63ccea61372dd135d69712cc3c4a2b
PDF
Publication page6b1d41514be85f10a35ab9c62e45fb261036cf3d6ab6cbd7f71667f85bd8dad4
Manifest2d965876c32b85f4ce26f717e4ad966fc22e96f0430a4efa646f5968580708ab

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
SignatureyqAeEk0hpu+iPjFUxQabFjPwI5SRPzhjc+RAJ5+JwXW3vJxKwit/zNUljBG7CwsihNVE7fVDiGKPrhe3yOM7BA==
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

2026-09-17T09:53:58.824729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085272
observed 6b1d41514be85f10a35ab9c62e45fb26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:58.807926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085272/manifest.json
observed 2d965876c32b85f4ce26f717e4ad966f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:58.789627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085272/publication.md
observed 608a03cce8ef647fa877b0840ba3db4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:58.771129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085272/publication.txt
observed fc822d37399eaada79e4fd6c36503476...
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.