OT-2026-000030044
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, two stage ejector, 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-2026-000030044) never changes.
Identity and time
| Publication number | OT-2026-000030044 · never reused |
|---|---|
| Internal UUID | 01a0ae73-ac4a-7bde-b63c-cb65476f2bd9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:11.501096Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030044 |
| Status | PUBLIC |
Content hashes
| Canonical text | af637375a8add90718f68b83ca10afe87023c910abce3af1cff5a4734069b158 |
|---|---|
| Markdown | 68a1f710aac914c34e69a2a15b1b268111a684fbb99fefa9c00aa62750d06c18 |
| Publication page | 719ffc7ef458f01ab32784b482bc15301008abc8f6ed1661490ff876c0979146 |
| Manifest | fc2763558a14cf19fe1f49375edb985324a03e3fdb34f1add9295ad11ece6ae7 |
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 | Yh/KfGzkVU6EH4xUTV7J/nV3CG8tDUDz4ys0Iv6uILJt2VsSjS/caIFRXPKkk87cLJh3CK8TsyQB/AKo7LBFBQ== |
| 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
| 2026-09-17T11:38:46.947724Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030044observed 719ffc7ef458f01ab32784b482bc1530...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:38:46.931231Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030044/manifest.jsonobserved fc2763558a14cf19fe1f49375edb9853...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:46.908303Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030044/publication.mdobserved 68a1f710aac914c34e69a2a15b1b2681...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:46.891445Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030044/publication.txtobserved af637375a8add90718f68b83ca10afe8...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. |
|---|