OT-2026-000027375
Publication integrity record
Four bellows cup vacuum gripper, four zone face, single stage ejector, pulsed 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-2026-000027375) never changes.
Identity and time
| Publication number | OT-2026-000027375 · never reused |
|---|---|
| Internal UUID | 01a0ae72-6997-7329-81a3-40a1f8bdc1a8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:48.928538Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027375 |
| Status | PUBLIC |
Content hashes
| Canonical text | f661fdfa2879406b7eff0666f26762dbe061816175f8cb915bb47cd642693a35 |
|---|---|
| Markdown | 9dba04b9ed9d57a74ea5782b793cabe6b60a20a0917e96dfee3bdd6f0e365412 |
| Publication page | 3706d83d0e84abb015b5af04a0b9c1075a606046813023ee4c8bce273015874f |
| Manifest | f519e3da71084447f2cd3c7b37284586ab700398507eea29555c50719d5d2352 |
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 | WgaAPX8ytUNHaFEubqXXz4bndSA7RxenIHM4L/5WAqUsx0mLVEOsi9zsjjbFwJlJyZa9BwKpb4hPW6nmtnoQCg== |
| 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
| 2026-09-17T11:42:47.509617Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027375observed 3706d83d0e84abb015b5af04a0b9c107...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:47.490294Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027375/manifest.jsonobserved f519e3da71084447f2cd3c7b37284586...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:47.471987Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027375/publication.mdobserved 9dba04b9ed9d57a74ea5782b793cabe6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:47.453407Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027375/publication.txtobserved f661fdfa2879406b7eff0666f26762db...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. |
|---|