OT-2026-000030997
Publication integrity record
Single cup vacuum gripper, common isolation valve, pump fed, pulsed blow-off after set-down
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-2026-000030997) never changes.
Identity and time
| Publication number | OT-2026-000030997 · never reused |
|---|---|
| Internal UUID | 01a0ae74-3fb7-7c4c-8d73-a10ac843fc72 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:49.275361Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030997 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1452473d5af39f8424a3c3fd205b9fe110cba298120cb5c689cd18f59e22b1dd |
|---|---|
| Markdown | 286e2084f461fd5ecb051de1135ece3f25f8638138f81d8bc9762786cc115beb |
| Publication page | d5e7a6b245b03bd43a91d4879f5af2b9a9423b7f1a1e4cafc2ecb8817ccf6bb7 |
| Manifest | 18f1a38e60d7646fad2ba374dc1e83d5ea184e42be73400dc07ccce2dc494ab0 |
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 | 0PY5JciyVWsc6AFfpIxE6lPoBbXZ8oFnqS/ptJhfPsOeQzDpNWbS8UGZvgCLdpKLNMdi32QxrMdomv3BvicVAw== |
| 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
| 2026-09-17T11:40:05.066399Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030997observed d5e7a6b245b03bd43a91d4879f5af2b9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:05.048398Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030997/manifest.jsonobserved 18f1a38e60d7646fad2ba374dc1e83d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:05.028185Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030997/publication.mdobserved 286e2084f461fd5ecb051de1135ece3f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:04.998273Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030997/publication.txtobserved 1452473d5af39f8424a3c3fd205b9fe1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:34.242700Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030997observed d5e7a6b245b03bd43a91d4879f5af2b9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:34.224791Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030997/manifest.jsonobserved 18f1a38e60d7646fad2ba374dc1e83d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:34.205961Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030997/publication.mdobserved 286e2084f461fd5ecb051de1135ece3f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:34.184796Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030997/publication.txtobserved 1452473d5af39f8424a3c3fd205b9fe1...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. |
|---|