OpenTechnical

OT-2026-000084997

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, single 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-2026-000084997) never changes.

Identity and time

Publication numberOT-2026-000084997 · never reused
Internal UUID01a0ae99-43b7-7609-9254-749a41b0f4cc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084997
StatusPUBLIC

Content hashes

Canonical text45304a4e815b4ddee437663da397286eb0c57e2daa6463755299bcd6e0042fff
Markdowned03a92c4ff3e70312ba24a135aff1d7ad936f45ab933afbe997a1121dd97a4d
PDF
Publication page843c47c8dc217beb1b4cabf5e2eb5c96619f60960e46d1d96c9014a53da5e929
Manifestabc5fba74eed419eaa34d85b36c90370740b19fa1ba220ae24ffb19c87560f46

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
SignatureZ0dNoBbYNSq5lG4QOCQfTQFHPBk27NHBBm2a2hkRtYhePZ4B7NHtK9eGB+lEpFlMwx3su/JJTmqLeD6XOK98Cg==
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

2026-09-17T09:55:00.006390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084997
observed 843c47c8dc217beb1b4cabf5e2eb5c96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:59.987745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084997/manifest.json
observed abc5fba74eed419eaa34d85b36c90370...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:59.970762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084997/publication.md
observed ed03a92c4ff3e70312ba24a135aff1d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:59.953690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084997/publication.txt
observed 45304a4e815b4ddee437663da397286e...
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.