OT-2026-000028031
Publication integrity record
Two bellows cup vacuum gripper, two zone face, per zone isolation, three stage ejector, pulsed blow-off before 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-2026-000028031) never changes.
Identity and time
| Publication number | OT-2026-000028031 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a51f-72e3-942e-5607543c18e9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028031 |
| Status | PUBLIC |
Content hashes
| Canonical text | 52bdbf32169b85bd7d881157be354a1ba2b5a4f71424915a2ce96d0daff39418 |
|---|---|
| Markdown | 2a612ad16bc540cae864f5f7140955982759c2e553c2edac3c5d48f3a1ab4caa |
| Publication page | 94eea3e34787c87e83b8c146f346118e3d2d71dbe60c8104e16d495cdc017b5b |
| Manifest | 90d3a8628d099cf2a86c9f0f21614d1034c6b34de533a4c5fa13ff134e855cae |
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 | RB6RwdMpkWnWM2b+/SvYiXFIb6Rkthclj0QaaLCS4nYBbGpI6ym/IdyxCe785B/mXKQSAcAurffIS57pXwYADA== |
| 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
| 2026-09-17T11:42:21.086525Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028031observed 94eea3e34787c87e83b8c146f346118e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:21.067338Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028031/manifest.jsonobserved 90d3a8628d099cf2a86c9f0f21614d10...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:21.049440Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028031/publication.mdobserved 2a612ad16bc540cae864f5f714095598...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:21.031506Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028031/publication.txtobserved 52bdbf32169b85bd7d881157be354a1b...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. |
|---|