OT-2026-000028214
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000028214) never changes.
Identity and time
| Publication number | OT-2026-000028214 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a521-7701-8096-dac8b3f74858 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028214 |
| Status | PUBLIC |
Content hashes
| Canonical text | 96334689931857847a28801538d9de4d243e70a917585b9efbf48633d6f2429e |
|---|---|
| Markdown | fb6ae7b3429d34c6a1a79ca34c2f37b120fde8412cb7e3b377c805f358f2e837 |
| Publication page | bfc6f4a143e6ab10ba971fdcfc60e26d03eddcf0153e5fb4fa4d34513bb97c8b |
| Manifest | 5c53f8308c8f45610f4c8f2e65b976e30978f6c8cb8305918b36ef89c04c9a14 |
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 | yhH7Z2w0EP/K+7XmNReJE4af9/vit9f7ZkdcvXH7fIu6hxpy550o0KpaipcJ9tLBqGDf8ecrf3G2C5tTnCYFBg== |
| 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
| 2026-09-17T11:42:34.631306Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028214observed bfc6f4a143e6ab10ba971fdcfc60e26d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:34.615272Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028214/manifest.jsonobserved 5c53f8308c8f45610f4c8f2e65b976e3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:34.596374Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028214/publication.mdobserved fb6ae7b3429d34c6a1a79ca34c2f37b1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:34.579452Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028214/publication.txtobserved 96334689931857847a28801538d9de4d...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. |
|---|