OT-2026-000078932
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, vented 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-2026-000078932) never changes.
Identity and time
| Publication number | OT-2026-000078932 · never reused |
|---|---|
| Internal UUID | 01a0ae95-ccbe-7aee-a28d-7c4a1e1fd2dd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:28.017032Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000078932 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6e3abfbf6ae00dc9057a7770a26fafa631b9bfa09ec672358157c7450e03c63f |
|---|---|
| Markdown | f581b44b8e8ad09f234dd103aa1f83a42a4c00f189e33db37740f6f3df027dac |
| Publication page | 8e08922c0b4b9a3c40e87684a6746100f2b473dd52c00fd184546bb256b76edc |
| Manifest | b9634a858fa0e27a8018deae4c1878df2e73ab55a1db3c69d183e9b96675338f |
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 | rz7Du5vs2njpaLGnoTRzo/1OAl8mcQdyQHZ8GEBYuqmXpC9zriurBBP9kWd3VZjxLhbGsBLulsOLMW2oDMWYDA== |
| 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
| 2026-09-17T10:05:45.357759Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078932observed 8e08922c0b4b9a3c40e87684a6746100...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:05:45.341511Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078932/manifest.jsonobserved b9634a858fa0e27a8018deae4c1878df...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:45.322085Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078932/publication.mdobserved f581b44b8e8ad09f234dd103aa1f83a4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:45.302711Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078932/publication.txtobserved 6e3abfbf6ae00dc9057a7770a26fafa6...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. |
|---|