OT-2026-000103569
Publication integrity record
Three bellows cup vacuum gripper, three zone face, pump fed, pulsed blow-off 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-2026-000103569) never changes.
Identity and time
| Publication number | OT-2026-000103569 · never reused |
|---|---|
| Internal UUID | 01a0aea4-e461-7918-81fe-4a3498800395 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:13:57.105586Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000103569 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7ffca3bc7270472916db5378c6ae9c0aae46bd842006226727b04a3aff2c6e0e |
|---|---|
| Markdown | fc63636c3994634a26b866908cab0ad7158652777a91ad20891f16ac04b15400 |
| Publication page | 3c36dcfdca82a0154edafd57dfaf234046dfcf2e03bd381ec116e9d13e4a41c2 |
| Manifest | cf1d25126e2c9ba962ba30a6596bdb67140e24a597be637abb89a37aab985f37 |
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 | 14H6Dxv3LPjMro1zmXtOEN75idK41xot4i6grW4hXaVjPVv7ZccdnKwo3BPjssUffkwgUoK35sC2EJr1vCYlDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:22:21.045647Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103569observed 3c36dcfdca82a0154edafd57dfaf2340...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:22:21.027867Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103569/manifest.jsonobserved cf1d25126e2c9ba962ba30a6596bdb67...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:21.009355Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103569/publication.mdobserved fc63636c3994634a26b866908cab0ad7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:20.991935Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103569/publication.txtobserved 7ffca3bc7270472916db5378c6ae9c0a...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. |
|---|