OT-2026-000020838
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, two stage ejector, manifold 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-2026-000020838) never changes.
Identity and time
| Publication number | OT-2026-000020838 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e3-7857-b475-e3198216c306 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020838 |
| Status | PUBLIC |
Content hashes
| Canonical text | b3649d651009ecc37fac25c56956d795223f7d429b14504a3f06e24384fdeff7 |
|---|---|
| Markdown | 0aaa6b497ef2933205d27dc58d4357ac59e9594d5479a5bd2688e6eb08d0f08a |
| Publication page | 3b4b79bc58870c1886ed5dca76e55a891f74becdc7df085872f16d399b41024f |
| Manifest | 2e2dedde1925e7f760905ae5249893eba0ed0c144954b41abcd7a31fd491d3ba |
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 | TLPQWU+o9CWZsR9s1KkaXw2fvahpd0vci4WrxU75/BPLonHIKnKAFYs27YH7jAjASxd35mYgW1MMhix+Equ7AQ== |
| 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
| 2026-09-17T11:55:56.091088Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020838observed 3b4b79bc58870c1886ed5dca76e55a89...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:56.074722Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020838/manifest.jsonobserved 2e2dedde1925e7f760905ae5249893eb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:56.058091Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020838/publication.mdobserved 0aaa6b497ef2933205d27dc58d4357ac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:56.041464Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020838/publication.txtobserved b3649d651009ecc37fac25c56956d795...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. |
|---|