OpenTechnical

OT-2026-000092595

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, plant vacuum fed, supply line pressure sensor, 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-2026-000092595) never changes.

Identity and time

Publication numberOT-2026-000092595 · never reused
Internal UUID01a0ae9d-b5fe-7d9e-89c9-ee881f7dcd89 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092595
StatusPUBLIC

Content hashes

Canonical text223a5f53dae64ff8dd62fbacbbb89258875890240ccf5e754250f56bc571ed35
Markdowna62127e045e074637be342c234e137298ab0e467ef8b20d7c3c3d98220c4396d
PDF
Publication page146c510f8d2488fc727ccb4dc91a62137566f9da338a5c5fe41bf2337ae94ee3
Manifest1b73289fba888a05b4dbd63b27b37f90bb4a9581117ef2ae9c73ab837152e454

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
SignatureZg51XjFFd8g0mgKBT8ipJmYh/qsS/FMmjkIqLBAFjaWoGU05AwVfq19kwdefexDJREk/X5Rp/mAOeIfHHR6lBA==
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

2026-09-17T09:41:11.723209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092595
observed 146c510f8d2488fc727ccb4dc91a6213...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:11.701227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092595/manifest.json
observed 1b73289fba888a05b4dbd63b27b37f90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:11.682758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092595/publication.md
observed a62127e045e074637be342c234e13729...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:11.666828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092595/publication.txt
observed 223a5f53dae64ff8dd62fbacbbb89258...
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.