OT-2026-000023886
Publication integrity record
Foam pad vacuum gripper, common isolation valve, single stage ejector, 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-2026-000023886) never changes.
Identity and time
| Publication number | OT-2026-000023886 · never reused |
|---|---|
| Internal UUID | 01a0ae70-aed6-7fe1-b2f2-85f3ae8b361e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:55.528856Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000023886 |
| Status | PUBLIC |
Content hashes
| Canonical text | 17c7af80ca121d88827b71508c525ad71ec1ed675be20f8a4a0fa13b456f3ded |
|---|---|
| Markdown | dcac12b2049f8964cba2734dfa39d550f594847f34d2431d00504139fb35804e |
| Publication page | fab6440c58e936247371759427b230c0a556ed943087d4e0471cd32bb6840693 |
| Manifest | e290ec8265efc769f153e9cdb0e8102c78f64a6a3745ba69fcb819d0941f1c99 |
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 | N+vha813wPC/sGgYdurOuqgU+9B8Eo1REwSCBu/6xlQBplkX6WCmCPwthD/PQgzHv10X+7aQKY17NCaeVhH0AQ== |
| 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
| 2026-09-17T11:50:29.800179Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023886observed fab6440c58e936247371759427b230c0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:50:29.781115Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023886/manifest.jsonobserved e290ec8265efc769f153e9cdb0e8102c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:29.763986Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023886/publication.mdobserved dcac12b2049f8964cba2734dfa39d550...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:29.747997Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023886/publication.txtobserved 17c7af80ca121d88827b71508c525ad7...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. |
|---|