OT-2026-000074021
Publication integrity record
Two bellows cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000074021) never changes.
Identity and time
| Publication number | OT-2026-000074021 · never reused |
|---|---|
| Internal UUID | 01a0ae93-2b8f-7ef9-b0de-d0bf4373de9e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:35.679268Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074021 |
| Status | PUBLIC |
Content hashes
| Canonical text | 79134d60d28f95657571a32d9f95f894d75b47b9276325dc62a35983b7a91986 |
|---|---|
| Markdown | 9614fa407aca9593dcf8ef78e66cb7e7d0f798b845dab4aa1cafc179220a3419 |
| Publication page | 875720c285a65bd761907e0aa3a3855d2f797be94cbe3f4ef17f77ff63c875bb |
| Manifest | aeef0b0655986318a4c3ac5277d13796a7890dffcf24d4d7014bd06d654bde1d |
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 | s210WK+Fxnq3meoDW1HyOKZMFK6nSq+zcBClbWjRoTyoL3scR0RjFhLPprIgdvqqVw9yWXawuArEFGdzl6t8Ag== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:20:19.335478Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074021observed 875720c285a65bd761907e0aa3a3855d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:20:19.315126Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074021/manifest.jsonobserved aeef0b0655986318a4c3ac5277d13796...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:19.296811Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074021/publication.mdobserved 9614fa407aca9593dcf8ef78e66cb7e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:19.274956Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074021/publication.txtobserved 79134d60d28f95657571a32d9f95f894...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. |
|---|