OT-2026-000021672
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed 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-2026-000021672) never changes.
Identity and time
| Publication number | OT-2026-000021672 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb59-7803-befb-e05d5915d5c5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021672 |
| Status | PUBLIC |
Content hashes
| Canonical text | 61d600c4ccd9df653a25217a061ea4d4d542e8b0cc39f960f189ef17063093d2 |
|---|---|
| Markdown | 682688d70efa81c3c8bf05feb12ae4d661b30c3448b396b7241bbc95e5bb26f1 |
| Publication page | 7731977b99bf21ded96c57654b34426a4c1b14060041fb5b2d03f29953cbebf6 |
| Manifest | 2c8c7e9fe6b5b8d24f480559d505d6943d622e0e0eae675abc072196aeb82ec9 |
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 | sjdNUJrDPOmqL0k3N4j1xGIoMrlxlCge+Jwe3g4NuXIlqyT5j2HnWBbzyYWl1dNA2GhHQ+azXU/+16gsYVvFAg== |
| 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
| 2026-09-17T11:54:12.351922Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021672observed 7731977b99bf21ded96c57654b34426a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:12.336341Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021672/manifest.jsonobserved 2c8c7e9fe6b5b8d24f480559d505d694...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:12.321183Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021672/publication.mdobserved 682688d70efa81c3c8bf05feb12ae4d6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:12.304835Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021672/publication.txtobserved 61d600c4ccd9df653a25217a061ea4d4...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. |
|---|