OpenTechnical

OT-2026-000095683

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, single stage ejector, pressure sensor per zone, 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-2026-000095683) never changes.

Identity and time

Publication numberOT-2026-000095683 · never reused
Internal UUID01a0ae9f-fac4-7af8-92e4-7484595e65b4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095683
StatusPUBLIC

Content hashes

Canonical text3b234b958a25b85a946278a9fd843d3284805d77cbcd5dead3e44521b218445c
Markdown3586553c853277841aa5f56a221cb32de62da3ea12beeac9daf4ae10e2b18ca8
PDF
Publication pagee49447f10d9e3df8bca8b58509a5357bf9f23e29c0def5bf32c63a9cd9101fc3
Manifest9a45fc2f462e7dba27d6d9d99307c5870ff6e63f3e1c0162dd0755afb0dba18b

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
Signature1TH/ZR/naWDPUIaGoYglHWLePqJAgliYTgGXDKXnLv2qcvlRNfsEjPnAmR/OriUTZUMAAOYmJ6pjNa4Pj/BmCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:35:09.586788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095683
observed e49447f10d9e3df8bca8b58509a5357b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:09.569487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095683/manifest.json
observed 9a45fc2f462e7dba27d6d9d99307c587...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:09.550680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095683/publication.md
observed 3586553c853277841aa5f56a221cb32d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:09.531665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095683/publication.txt
observed 3b234b958a25b85a946278a9fd843d32...
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.