OT-2026-000005199
Publication integrity record
Bellows cup vacuum gripper, two zone face, per zone isolation, pump fed
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-2026-000005199) never changes.
Identity and time
| Publication number | OT-2026-000005199 · never reused |
|---|---|
| Internal UUID | 01a0a931-0bf2-78b5-87f9-3f35d6cdb00e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:49:18.965072Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005199 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4a1728a7d35b5fb3e23717e8390e203b6a10478ec77cd6570b3d05cd601168e0 |
|---|---|
| Markdown | e926267d4c5ecf88bcfefe17a0ba10f0b32c401abbca297aa8e5bb9ef2a56fad |
| Publication page | 4ee3a5239758adbefc0a8069b28a4679a9cc045edfd5a9922e474379e10bf939 |
| Manifest | e462320386f43ad43727652a38b5dd6957f8fc3c49ed82a45f109ef4b9436c10 |
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 | MVtmt6xxW/JVQPnW0E/O9+ZUgiM8LPQ1sfHeHvqNYt1JslVk38Cti6BIjKwtogZkKafJkC8sLmW7k2ocUAgdAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T07:50:04.629259Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005199observed 4ee3a5239758adbefc0a8069b28a4679...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:50:04.491725Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005199/manifest.jsonobserved e462320386f43ad43727652a38b5dd69...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:04.474140Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005199/publication.mdobserved e926267d4c5ecf88bcfefe17a0ba10f0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:04.457004Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005199/publication.txtobserved 4a1728a7d35b5fb3e23717e8390e203b...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. |
|---|