OT-2026-000049817
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained 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-2026-000049817) never changes.
Identity and time
| Publication number | OT-2026-000049817 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8ff0-7cb2-a1f5-1631db5ac37c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:21.728203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049817 |
| Status | PUBLIC |
Content hashes
| Canonical text | a5a8924204d81a06674eccc7d30dd306f962119f46d3f6b80bd33e4b4a78041b |
|---|---|
| Markdown | ed5f0fb07daebc602eb5d46ee530aed82ab2841d1cc51385cfc2006ffe85ec9a |
| Publication page | f4af87dd7b45cd760240b6fd6482fc080a1f7f4ef3623e3f67cd83260057027b |
| Manifest | 718d93530c1ca03a54b4c99a0d83a2818c66204db7028db41d16fcb4550154db |
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 | DIICF3272BWi+g0c0M1Twz8JEWYfMyGXBAVfLm5zBNcgm6Y7p0BRKnHadKwOf3tgXoL1FbmBdcL7z0weP9vzBA== |
| 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
| 2026-09-17T11:02:56.880260Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049817observed f4af87dd7b45cd760240b6fd6482fc08...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:56.860981Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049817/manifest.jsonobserved 718d93530c1ca03a54b4c99a0d83a281...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:56.841890Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049817/publication.mdobserved ed5f0fb07daebc602eb5d46ee530aed8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:56.821962Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049817/publication.txtobserved a5a8924204d81a06674eccc7d30dd306...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. |
|---|