OpenTechnical

OT-2026-000082239

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, three 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-2026-000082239) never changes.

Identity and time

Publication numberOT-2026-000082239 · never reused
Internal UUID01a0ae97-4d94-7d97-8ee7-afda0d263034 · 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-2026-000082239
StatusPUBLIC

Content hashes

Canonical text4a99f342a4ca820a27420395cd3462779d8ec9ea8e3db6224199ab4208778a00
Markdown79cf15c038b72fc63789a7ad16942c2f26693956574a37329bb2e4dc0a7b46f1
PDF
Publication pagec1f6e98cb24be307994c85d33cc69a84e3df9d685c6f3432ae7edc707e6183d4
Manifestcafe5a8dce3c31fb549fbaae17dd84edf554744ee6aee0c5ece38a880163a989

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
Signature/tyvK5Ub3rOCT2nr7QGlBIeZSJj0mgybSIEeP1rlhcfl3+qe3nxNnOPg7zseLIImJASx8K+Jew+cz3V6n2a3AQ==
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

2026-09-17T09:59:05.055441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082239
observed c1f6e98cb24be307994c85d33cc69a84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:05.038914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082239/manifest.json
observed cafe5a8dce3c31fb549fbaae17dd84ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:05.022151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082239/publication.md
observed 79cf15c038b72fc63789a7ad16942c2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:05.005609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082239/publication.txt
observed 4a99f342a4ca820a27420395cd346277...
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.