OT-2026-000103580
Publication integrity record
Three cup vacuum gripper, three zone face, pump fed, pulsed 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-2026-000103580) never changes.
Identity and time
| Publication number | OT-2026-000103580 · never reused |
|---|---|
| Internal UUID | 01a0aea4-e461-79d2-b459-63780f9bf4c0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:13:57.105586Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000103580 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1dc631d52d0ba24b63aba81e6f00a210e1e5ca473b4b0cb69b02fe075b9801a8 |
|---|---|
| Markdown | df45a4d50a1724198ce4f83ab81121fccadc627f2fa73721b42bd57211acf817 |
| Publication page | 4b575de601baa0abc0951343a3e1401469f9e174667ddb632171f6141865d21f |
| Manifest | cb45d41090a94aea392e622897cd9d8c9a822a6e9c49df11bfe59f836d20f9cb |
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 | m4Ck1fnPdE9KnrtMEZvWvWBlUe6ew5It7E1trgl/9Px5T8oVRcfQLdWnuTQCwwo0ouXWMBUthMbblupeBjyHDw== |
| 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
| 2026-09-17T09:22:21.908108Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103580observed 4b575de601baa0abc0951343a3e14014...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:22:21.891489Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103580/manifest.jsonobserved cb45d41090a94aea392e622897cd9d8c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:21.875328Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103580/publication.mdobserved df45a4d50a1724198ce4f83ab81121fc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:21.857761Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103580/publication.txtobserved 1dc631d52d0ba24b63aba81e6f00a210...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. |
|---|