OpenTechnical

OT-2026-000093347

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, 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-2026-000093347) never changes.

Identity and time

Publication numberOT-2026-000093347 · never reused
Internal UUID01a0ae9e-0912-7368-b867-e5ae4aa50eea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093347
StatusPUBLIC

Content hashes

Canonical text04c3536746caebda6525f9e3041cf5af4c22ba69cf34210faf00eeb7288fca9b
Markdown741943dbd07e1b3eb74e6d9acb47472e64bf0d95d46dfe4596e7c4c941100392
PDF
Publication page2c8eda867d58424ec7d6b465cbfb9cb60d8d6750a80e7a7b6aea82fc926cc124
Manifesta9ab9e50f9d688a6fa142cfbdcbf1a8d62c9496f04a436269a6206e1d453d214

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
Signaturebp0D5VtV+0eZ3yB0YpGh9FxaRD99BtlJJX18ixnW5PMDjfd8yvB8LDei+x0L+wY7CROju2+hwu8vSwLqIJAFCA==
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

2026-09-17T09:40:44.106760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093347
observed 2c8eda867d58424ec7d6b465cbfb9cb6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:44.089700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093347/manifest.json
observed a9ab9e50f9d688a6fa142cfbdcbf1a8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:44.071696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093347/publication.md
observed 741943dbd07e1b3eb74e6d9acb47472e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:44.054063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093347/publication.txt
observed 04c3536746caebda6525f9e3041cf5af...
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.