OT-2026-000086438
Publication integrity record
Three cup vacuum gripper, three zone face, common isolation valve, pump fed, 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-2026-000086438) never changes.
Identity and time
| Publication number | OT-2026-000086438 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-2c97-7292-a22f-f9ae1c2a2a08 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:02:14.823225Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000086438 |
| Status | PUBLIC |
Content hashes
| Canonical text | 361d3611cb90ab68ae3417fff51a8087b41ab270735a90acd57ea48165b7797a |
|---|---|
| Markdown | 16b7710ea71dc9d63aefed0e2fa7eeed91306ac7e5175cae51ec2f51ef205f96 |
| Publication page | af6cd57a792d6a955f6f597fd9f0236d31360835f7981cb2224cac94ebb9963f |
| Manifest | 3dcfc63fd880809e7eeef9e65a2101f4cf832256485a23060f420393762a47e3 |
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 | JBwtJHZYBZ/TqSGrpn0C7ld8Hu9HnI/+R/X94M9E+bb4CpIENzSHKy/1fP5kFnDRPS8SJLEvfjpYJmzjUaAVBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:52:14.223538Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086438observed af6cd57a792d6a955f6f597fd9f0236d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:52:14.206980Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086438/manifest.jsonobserved 3dcfc63fd880809e7eeef9e65a2101f4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:52:14.188996Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086438/publication.mdobserved 16b7710ea71dc9d63aefed0e2fa7eeed...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:52:14.169612Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086438/publication.txtobserved 361d3611cb90ab68ae3417fff51a8087...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. |
|---|