OT-2026-000013684
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, three stage ejector, pulsed blow-off before set-down
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-2026-000013684) never changes.
Identity and time
| Publication number | OT-2026-000013684 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8de8-7f1e-9f54-edd6a151db98 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013684 |
| Status | PUBLIC |
Content hashes
| Canonical text | 62c8f0d9f064cba664cd67757f4f72cb3651974cced1083497f0b723a3c564b1 |
|---|---|
| Markdown | bdb5b6b069448c76704988c2d219f5d2f96df7754b608fdada08e585ca7e66bf |
| Publication page | 7f3e4861c3b1e37515b142612265eedc8dae0f9e3359a6803dec8d4ef847e03d |
| Manifest | f85cecd775baeffd76327ea4fc7846c8011ed3daa1b7b8753c3f717c094c06ce |
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 | lJs7mIeyGVYw9hcfH1FUlYqpBWLCOs9xp1qNboZjHuu/VKb00i2BBViOVp4M81RvR2W5XDQgUq/mN0wymHTABQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T12:08:38.000850Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013684observed 7f3e4861c3b1e37515b142612265eedc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:08:37.983432Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013684/manifest.jsonobserved f85cecd775baeffd76327ea4fc7846c8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:37.964003Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013684/publication.mdobserved bdb5b6b069448c76704988c2d219f5d2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:37.942731Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013684/publication.txtobserved 62c8f0d9f064cba664cd67757f4f72cb...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. |
|---|