OT-2026-000057680
Publication integrity record
Single bellows cup vacuum gripper, single stage ejector, sustained blow-off after 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-2026-000057680) never changes.
Identity and time
| Publication number | OT-2026-000057680 · never reused |
|---|---|
| Internal UUID | 01a0ae88-2695-73eb-b99f-7479e295d449 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:33.513637Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057680 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1f6776e287f4fa14ebe2405ed322674756541480bfc73d102dcda0fb51aadaae |
|---|---|
| Markdown | b1322b67e81c73acde349dada31c16f0efead8f95a55d6d89141fcd7833875ad |
| Publication page | e63c52cf6bcb58359cd7f86a5920acb51cbdb45e9adf6fff6108c54fee0054ff |
| Manifest | 19d8491c4f9f4d168f2738e2c38d5842e7c13fd040157fb6106c954f306b214d |
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 | b1s8koVN40kMr2xOqCNi7rcBy0SlxW8UMY9h3/LglO1TLC2wXySP94IKIxUFJEU7P84jPXp6HEl1D7FSViDfAQ== |
| 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
| 2026-09-17T10:48:20.309424Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057680observed e63c52cf6bcb58359cd7f86a5920acb5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:48:20.288991Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057680/manifest.jsonobserved 19d8491c4f9f4d168f2738e2c38d5842...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:20.268944Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057680/publication.mdobserved b1322b67e81c73acde349dada31c16f0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:20.248856Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057680/publication.txtobserved 1f6776e287f4fa14ebe2405ed3226747...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. |
|---|