OT-2026-000078833
Publication integrity record
Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, pressure sensor per zone, 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-2026-000078833) never changes.
Identity and time
| Publication number | OT-2026-000078833 · never reused |
|---|---|
| Internal UUID | 01a0ae95-ccbd-7994-b0a6-716eb14f3a4b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:28.017032Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000078833 |
| Status | PUBLIC |
Content hashes
| Canonical text | 90af6ac730e68832c86bc35323f0ad5c57aad7279d7287ad006d85e68b9a1e1b |
|---|---|
| Markdown | 7ed37703b18d3823fcee503d1d24deb35b1accea09c7cfd78f88ea0513e35bad |
| Publication page | cdf6fdd52f15716ab4a0ca2ac91cd244f43f4e915b50b0cd2b9c1214e667dda7 |
| Manifest | 408726323755c60a77cbf669da3e0c3a855833dee7a19bd1af1a6fb23265c727 |
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 | MdXnID/ToRs3rzDCKvsqi+Q78T2Twm7L2BqXH2VWZhTMrQkmrumRZ9eyvl9lDx6begUpWP7kOf9NqYdwiHIzBg== |
| 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
| 2026-09-17T10:05:37.848078Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078833observed cdf6fdd52f15716ab4a0ca2ac91cd244...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:05:37.829595Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078833/manifest.jsonobserved 408726323755c60a77cbf669da3e0c3a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:37.812356Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078833/publication.mdobserved 7ed37703b18d3823fcee503d1d24deb3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:37.793828Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078833/publication.txtobserved 90af6ac730e68832c86bc35323f0ad5c...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. |
|---|