OT-2026-000052708
Publication integrity record
Single bellows cup vacuum gripper, two stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000052708) never changes.
Identity and time
| Publication number | OT-2026-000052708 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a42d-7fca-9db8-9e20ee38d0d1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052708 |
| Status | PUBLIC |
Content hashes
| Canonical text | bf701c57e64a54cd608d7ccd2ca0d2631b05006af487c43b91394814d84f2554 |
|---|---|
| Markdown | e28a204a608c3c2530ab6578ceeca3390ba2d105325887658f60cd04ec95c87c |
| Publication page | eb153fc0f807623d5962693167b9604cb2023ef177a3715b966f88c8af553ec1 |
| Manifest | bb90cef9bc427fbc0aaa9d6f7825d4381fa522e3136d012b7780ffce73446e3a |
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 | gqShrvSaW1dD3u6n+brXtvCfVk/6qlBroZqr4Hes1ETwb7eq63bM1AzY4C2zoe5rxhW1ffwFo6MP4ny4VG7BCw== |
| 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... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:55:41.740469Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052708observed eb153fc0f807623d5962693167b9604c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:41.722485Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052708/manifest.jsonobserved bb90cef9bc427fbc0aaa9d6f7825d438...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:41.703389Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052708/publication.mdobserved e28a204a608c3c2530ab6578ceeca339...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:41.682824Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052708/publication.txtobserved bf701c57e64a54cd608d7ccd2ca0d263...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. |
|---|