OT-2026-000020691
Publication integrity record
Foam pad vacuum gripper, two zone face, per zone isolation, pump fed, pulsed blow-off before set-down
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-2026-000020691) never changes.
Identity and time
| Publication number | OT-2026-000020691 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e2-74cd-b445-861506ed15e6 · 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-2026-000020691 |
| Status | PUBLIC |
Content hashes
| Canonical text | 53729feb76070ed8ea30d5c64c8f77dcb7ecd7b139e28512f2c129a1b182379f |
|---|---|
| Markdown | ef8db0a614c7baf6a5adedfa12dc916802077d85660e889a9cdb4ab9fa0bb97d |
| Publication page | d82c26f817b7842ce13f30310874f386122941c48214e76252ad7f700f3b1ea0 |
| Manifest | 6dca844b175487c01b57d474d71acf39a99bb4a9793c484718c9aba60a0756da |
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 | ITGCqtdNo9gBuvaCcPwTG2L3nccV9VE7qma6RD0KFbRNS6QTlynG56aAdY3nRZN6wWzov3J2TEmxw6G73GLeDQ== |
| 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
| 2026-09-17T11:55:44.024757Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020691observed d82c26f817b7842ce13f30310874f386...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:44.005622Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020691/manifest.jsonobserved 6dca844b175487c01b57d474d71acf39...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:43.985546Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020691/publication.mdobserved ef8db0a614c7baf6a5adedfa12dc9168...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:43.966949Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020691/publication.txtobserved 53729feb76070ed8ea30d5c64c8f77dc...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. |
|---|