OT-2026-000091977
Publication integrity record
Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000091977) never changes.
Identity and time
| Publication number | OT-2026-000091977 · never reused |
|---|---|
| Internal UUID | 01a0ae9d-43bb-72a2-846e-7dc4543649cd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:37.256105Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091977 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9d4f207d43eee0d159b957ae64893ee5e7bbd9f9c5f783ea873dc58369d1c4e1 |
|---|---|
| Markdown | a4454a2afaf8e7f3163f31f8195b7776dd1a8c2a938caa7224008800b26d8552 |
| Publication page | d05c4442204a3f9f95e45ab6421d8db73f8ce73fe9144dbb34dfb732f2ef2d51 |
| Manifest | eac14b13ba85207e0c4a819c5e32b2c1ee7b8c78f8987188cada64f3b507abdd |
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 | S7VclFhihZ0stEyAr7+ImfERKy/CrB6H7k//cQXMRvW9jiRx0Wn3PqyeLuEzwy9I+jLVl9DXywFRFtkpGFYcCg== |
| 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
| 2026-09-17T09:42:56.828687Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091977observed d05c4442204a3f9f95e45ab6421d8db7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:42:56.803311Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091977/manifest.jsonobserved eac14b13ba85207e0c4a819c5e32b2c1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:42:56.763622Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091977/publication.mdobserved a4454a2afaf8e7f3163f31f8195b7776...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:42:56.721471Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091977/publication.txtobserved 9d4f207d43eee0d159b957ae64893ee5...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. |
|---|