OT-2026-000028646
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000028646) never changes.
Identity and time
| Publication number | OT-2026-000028646 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f9-7b7d-805b-43a6f29c7ffd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028646 |
| Status | PUBLIC |
Content hashes
| Canonical text | d9cfb499ea25fbd29c447d2c21c5a9f161d61943d9389061766555d53cf7ef10 |
|---|---|
| Markdown | f0ef959bb13a6dde415a2715ca4a924c486eeb0b4f624cdc0baeb6b6416f86e3 |
| Publication page | 8433b8961fb75121c852cc61464bd6fa8649d3869734bec9397af7132abd870e |
| Manifest | 2f2a1a4bdf9ab1676823ab0f235039ad31c5c0114d8afd97de5913b09ce37ae4 |
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 | BeHV/NRrZ5qu+C0A16UZ1zP3rCSQN6WBBcVUoKj0aXiVKARQ3cits9OU+uy1M71rZpiA680RejMtybEhHiZVDw== |
| 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
| 2026-09-17T11:41:31.190962Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028646observed 8433b8961fb75121c852cc61464bd6fa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:41:31.171970Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028646/manifest.jsonobserved 2f2a1a4bdf9ab1676823ab0f235039ad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:31.151234Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028646/publication.mdobserved f0ef959bb13a6dde415a2715ca4a924c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:31.132980Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028646/publication.txtobserved d9cfb499ea25fbd29c447d2c21c5a9f1...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. |
|---|