OT-2026-000043643
Publication integrity record
Four bellows cup vacuum gripper, four zone face, four outlet manifold, pump fed, 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-2026-000043643) never changes.
Identity and time
| Publication number | OT-2026-000043643 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-92d0-7be1-9f16-d3042458e53d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:49.254972Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043643 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5351c63e1c175544294c228b2749fd544337bb14ba2c34bdedd38e2e316f24c5 |
|---|---|
| Markdown | 6ca62eddfffe051f161fe61c5bcd0924cd33f820c30c6a49d3e9a75cd24f9732 |
| Publication page | 08491698dd8a22b387c1e1bd88a2508012331f779524491372f2632b3a20fb48 |
| Manifest | a5c5d013dbc17cfa6e7683cabee921dea4eb9056807de51d28d4df56e367eb3f |
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 | Ze+RZYej9PvABYgwHDzyAqsynLAeQRiR6eRnDykRJiRtVyqizVoNsHC+e4dA5IpMAY5heyw+wcWk8UQYSUeFAw== |
| 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
| 2026-09-17T11:13:07.354121Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043643observed 08491698dd8a22b387c1e1bd88a25080...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:13:07.334140Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043643/manifest.jsonobserved a5c5d013dbc17cfa6e7683cabee921de...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:07.315013Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043643/publication.mdobserved 6ca62eddfffe051f161fe61c5bcd0924...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:07.294113Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043643/publication.txtobserved 5351c63e1c175544294c228b2749fd54...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. |
|---|