OT-2026-000007509
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, 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-2026-000007509) never changes.
Identity and time
| Publication number | OT-2026-000007509 · never reused |
|---|---|
| Internal UUID | 01a0ae62-4df5-726f-a704-f783dd058339 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:01:13.261569Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007509 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0f6a1c170fc70e2b5389db740cc20a81dcd6ba87a802d4658efed0951add11f0 |
|---|---|
| Markdown | 2c9453abe71f847db192cb64a2eda75c88aa2bd56f9fa862a0f6801a1fef6391 |
| Publication page | 4e539cdc374fe75a91ed4187f2021ef8676cabe90c5c776a82f9535c51a1462d |
| Manifest | 254c2eb944105e754ceb485dd745741ff01d204b4188b7ac54cdc054c598be9b |
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 | pkgjYdjomLnvuVgEasni7n9rSVipoERUY8k8dEHq+4VD6racy4vPBiAhM/x/UE0chTgxxKApELWYgImSEILODg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:07:02Z batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof root 8d90bf9341d96baa4328c218b6f85281... |
|---|
Independent retrieval
| 2026-09-17T08:10:20.864600Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007509observed 4e539cdc374fe75a91ed4187f2021ef8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:10:20.846893Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007509/manifest.jsonobserved 254c2eb944105e754ceb485dd745741f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:10:20.830126Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007509/publication.mdobserved 2c9453abe71f847db192cb64a2eda75c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:10:20.813297Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007509/publication.txtobserved 0f6a1c170fc70e2b5389db740cc20a81...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. |
|---|