OT-2026-000061521
Publication integrity record
Single cup vacuum gripper, common isolation valve, plant vacuum fed, 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-2026-000061521) never changes.
Identity and time
| Publication number | OT-2026-000061521 · never reused |
|---|---|
| Internal UUID | 01a0ae8b-7b44-7039-8fc0-9c76a7ca122d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:46:11.808334Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000061521 |
| Status | PUBLIC |
Content hashes
| Canonical text | 633389dce59d15e955688ccadc8647877daf4a226da00e4e8c6643fe9281a51f |
|---|---|
| Markdown | 01cf87890e017fcbbe1d16a483b7c963cb31ec7a74873e70e145fa5938ae987a |
| Publication page | d2bd4e1c309d69b8ae6ca87bc63a7c1521e1b77548bf664c9dba6d65b2767ff3 |
| Manifest | 27417bd44e656ef42f9dad25ae31e3c74426f7efe16b5e17bbcb5ab61d587996 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | sigPjdIMWUY8GGMgEp9OVGuCX2rlK07LjXeEzn4wz6BbdoDdtNj8W5Otp1fptxbnEPzAduqUze47HWwo0Z3nAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|
Independent retrieval
| 2026-09-17T10:41:25.495737Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061521observed d2bd4e1c309d69b8ae6ca87bc63a7c15...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:41:25.475648Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061521/manifest.jsonobserved 27417bd44e656ef42f9dad25ae31e3c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:41:25.455206Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061521/publication.mdobserved 01cf87890e017fcbbe1d16a483b7c963...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:41:25.429701Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061521/publication.txtobserved 633389dce59d15e955688ccadc864787...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 archive | Pending 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 package | Pending Custody packages are produced weekly. |
|---|