OT-2026-000042824
Publication integrity record
Single bellows cup vacuum gripper, two stage ejector, 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-2026-000042824) never changes.
Identity and time
| Publication number | OT-2026-000042824 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0d0-7602-825f-3a01bcc06008 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042824 |
| Status | PUBLIC |
Content hashes
| Canonical text | cd6d56d4c4861e7758459a519d5b54e5d5fc61a7eae5fda34520399c2e21e1e8 |
|---|---|
| Markdown | 92e5dd7f141040690234dfdbc240f83c95d6df928c0c87b6443fe2a3a5e24306 |
| Publication page | 28fe443a534a203d5fe96d5f7dc3911678be0fbbb1ca2fd4e64e0d711b122418 |
| Manifest | 8e5d05ee9017f9cbedfd62f1a77aa1a2cdcfcb26794cbd9ce9d37638d528bfcb |
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 | 5dZaIJkAAUzh0gv80e13YL7iIXwdbDdBDdWKR2Q9aeY12GPjYTUqSIM9Z53HVZMJMTB1hg6H2ZnGHhXdMAmTDw== |
| 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
| 2026-09-17T11:15:18.234543Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042824observed 28fe443a534a203d5fe96d5f7dc39116...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:18.216567Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042824/manifest.jsonobserved 8e5d05ee9017f9cbedfd62f1a77aa1a2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:18.198897Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042824/publication.mdobserved 92e5dd7f141040690234dfdbc240f83c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:18.180610Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042824/publication.txtobserved cd6d56d4c4861e7758459a519d5b54e5...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. |
|---|