OT-2026-000043250
Publication integrity record
Foam pad vacuum gripper, common isolation valve, single stage ejector, sustained 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-2026-000043250) never changes.
Identity and time
| Publication number | OT-2026-000043250 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-327d-70e9-b4ec-2f68198e122a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:24.717423Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043250 |
| Status | PUBLIC |
Content hashes
| Canonical text | f5bf7208afcf0d365a67a52293e40ddc040052a99a175ee4408cb6d60baacc54 |
|---|---|
| Markdown | 1394a070b07a7442aae9f26b9971facdc3dd5ee02f3a2a217265788defd78b37 |
| Publication page | 18306fb0a09078ee37d720d80f2bd4a82dae28428f8f10997cae1b9a09589e1d |
| Manifest | 106af83ab087d188c1645824cbfaaa63cdc7085ba636755d00586db0cae287e1 |
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 | S7mpWNst+iaPNfhwlk64MGhwuYDpqjq1H1gBI++bWUb/4PFCGmyqo6yOBfeNf2TssfI9DH0M/tdvZAEQiz/YAg== |
| 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
| 2026-09-17T11:13:43.740023Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043250observed 18306fb0a09078ee37d720d80f2bd4a8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:13:43.718688Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043250/manifest.jsonobserved 106af83ab087d188c1645824cbfaaa63...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:43.698831Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043250/publication.mdobserved 1394a070b07a7442aae9f26b9971facd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:43.677722Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043250/publication.txtobserved f5bf7208afcf0d365a67a52293e40ddc...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. |
|---|