OpenTechnical

OT-2026-000082206

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, vented after 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-2026-000082206) never changes.

Identity and time

Publication numberOT-2026-000082206 · never reused
Internal UUID01a0ae97-4d94-79f3-89a3-0b6689f29cb0 · 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-2026-000082206
StatusPUBLIC

Content hashes

Canonical textc5dd7ffb9c5f1bfd1d99cbc6f769a612c949a9a94aa11bdda60b158e0e4b81fa
Markdown66188479113193b160befea86914f3fae22318ae19fc17337c03884aed61bd82
PDF
Publication pageb5e40104f93dbdaeee06f0687680b0119c32014cf4300277a0f170232a4c2009
Manifestedbcaa38da55a3052a9daddd6eba1bf2bed46e04e28da75ba77a0006054bb0b0

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
SignatureVckxPFIdxxininXHK4TTNnvkVCsYZAMtH2m5m2dyJxWEOiRf8cX+zIffH2CfiTH2OyOnQa8jtKBd8dhy3rgLDA==
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

2026-09-17T09:59:02.424007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082206
observed b5e40104f93dbdaeee06f0687680b011...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:02.407433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082206/manifest.json
observed edbcaa38da55a3052a9daddd6eba1bf2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:02.389267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082206/publication.md
observed 66188479113193b160befea86914f3fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:02.371232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082206/publication.txt
observed c5dd7ffb9c5f1bfd1d99cbc6f769a612...
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.