OpenTechnical

OT-2026-000078494

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000078494) never changes.

Identity and time

Publication numberOT-2026-000078494 · never reused
Internal UUID01a0ae95-7c29-722b-be54-c761bfc682eb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078494
StatusPUBLIC

Content hashes

Canonical textb281255c334faf02b0c54af90ac8731f881fc3252dce30be2734bf1007a60310
Markdown922e5aae8aacb6b86aeb7a3fd18c0f9361ab65ada0813e46e27835d863d332a4
PDF
Publication pagef6e31427a24918cf90a1c05b91b1c0aa9c58a3eab07344c1687bdb2a35eae153
Manifest3fb829f363fbd144363fbb077520af2e856603c16c961dced22a04fad8fd6e48

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
SignaturePY//808bf0sDjXMiRB6NxcZNgrZJ63g7gdTp+TUJTOX8FI4tKzQzALesQB2O45Alay1j19fGwvdWWKxzPXjIDg==
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

2026-09-17T10:06:30.312195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078494
observed f6e31427a24918cf90a1c05b91b1c0aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:30.295737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078494/manifest.json
observed 3fb829f363fbd144363fbb077520af2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:30.276449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078494/publication.md
observed 922e5aae8aacb6b86aeb7a3fd18c0f93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:30.259663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078494/publication.txt
observed b281255c334faf02b0c54af90ac8731f...
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.