OT-2026-000091049
Publication integrity record
Three bellows cup vacuum gripper, three zone face, common isolation valve, pump fed, 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-2026-000091049) never changes.
Identity and time
| Publication number | OT-2026-000091049 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c012-77b0-8c4d-346b6b3f73d9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:03.518217Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091049 |
| Status | PUBLIC |
Content hashes
| Canonical text | 45cbb35cc729b43443a70fb9956bf3b2afc5876779fd9de6c923edc7c3cc18c4 |
|---|---|
| Markdown | 7bedaa3c6d00f24152eb74ad066030b5cefc37f351aa2867f4b554d557fb90af |
| Publication page | 0b348460a69d169f76ed43cc3867a92717c367adde56a8219ee546454eab1b6d |
| Manifest | 81d308ef74fb3af2c14c9294148dd54c5710bb7224935639737f15bedb1efadc |
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 | PmEKjgfmV/vTBlEvTXaizr6zXiIL7Oly2BFfMaOLpZafHwpUz653LBpS+YpYEXgCRGZi1L+fSR+2/pLiTfbGCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:44:17.265367Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091049observed 0b348460a69d169f76ed43cc3867a927...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:17.247922Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091049/manifest.jsonobserved 81d308ef74fb3af2c14c9294148dd54c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:17.231323Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091049/publication.mdobserved 7bedaa3c6d00f24152eb74ad066030b5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:17.213940Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091049/publication.txtobserved 45cbb35cc729b43443a70fb9956bf3b2...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. |
|---|