OT-2026-000099739
Publication integrity record
Three bellows cup vacuum gripper, three zone face, single stage ejector, pressure sensor per zone, sustained 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-2026-000099739) never changes.
Identity and time
| Publication number | OT-2026-000099739 · never reused |
|---|---|
| Internal UUID | 01a0aea2-c977-7d4d-be8c-8b6e0b42bd2b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:11:39.138466Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000099739 |
| Status | PUBLIC |
Content hashes
| Canonical text | a7a8a3543577c1578a586cac1ace407347dad33e507b6a8b99cb0dde39246962 |
|---|---|
| Markdown | 57f18374141d99a3d311fe98cc21ec616008ad35160852c312a9744eb3c4b6c7 |
| Publication page | 39bb13177c3564c9941d0c07e2b2d0fd59e9c11b71e8f8e6ea18b98848412fcf |
| Manifest | 9dcb75812f4995a9e0f93c92de9bf357960a27490295b17c8bcf9576c286db50 |
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 | HjdC1+JzuG4LYws+2xkm33tMoHNMFRNan94SIIGHNB78ZWykdy6zLq5SOyLvQrwolZg/Z/ZW4GndkEIf072bAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:29:45.764246Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099739observed 39bb13177c3564c9941d0c07e2b2d0fd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:29:45.746807Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099739/manifest.jsonobserved 9dcb75812f4995a9e0f93c92de9bf357...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:29:45.730577Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099739/publication.mdobserved 57f18374141d99a3d311fe98cc21ec61...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:29:45.711856Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099739/publication.txtobserved a7a8a3543577c1578a586cac1ace4073...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. |
|---|