OT-2026-000037910
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, pulsed 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-2026-000037910) never changes.
Identity and time
| Publication number | OT-2026-000037910 · never reused |
|---|---|
| Internal UUID | 01a0ae77-f88a-7993-8bca-9484051c9caf · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:24:53.146436Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000037910 |
| Status | PUBLIC |
Content hashes
| Canonical text | 19ef18335f9f1c13e817e8e71b03b4dfcf9039723a9e30ec24417316609f415c |
|---|---|
| Markdown | c1b9b6f1fad18c429129ce70d0fc3701c40973b5b2ad235084390b1512671974 |
| Publication page | 3c9109494fe8460a139590104460ffcbb60af991a10f44c89c16eaa747a8b730 |
| Manifest | d750c9cfd3107b52217f8bbfbab44503daa4b728b1cdf40d26b0680909b5dca0 |
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 | xXaB9hJHeLF1pkrBrfRccDjgLBWPfD/3nUtRbFeh9klyrdZRtrglBJSxmZ3k9v3RenboiXUQeXBXNnLN3y0FAA== |
| 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
| 2026-11-01T08:41:41.163650Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037910observed 3c9109494fe8460a139590104460ffcb...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-11-01T08:41:41.117339Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037910/manifest.jsonobserved d750c9cfd3107b52217f8bbfbab44503...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-01T08:41:41.071658Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037910/publication.mdobserved c1b9b6f1fad18c429129ce70d0fc3701...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-01T08:41:40.948201Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037910/publication.txtobserved 19ef18335f9f1c13e817e8e71b03b4df...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-29T12:41:53.419645Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037910observed 3c9109494fe8460a139590104460ffcb...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-29T12:41:53.366930Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037910/manifest.jsonobserved d750c9cfd3107b52217f8bbfbab44503...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-29T12:41:53.294959Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037910/publication.mdobserved c1b9b6f1fad18c429129ce70d0fc3701...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-29T12:41:53.115032Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037910/publication.txtobserved 19ef18335f9f1c13e817e8e71b03b4df...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|