OT-2026-000009981
Publication integrity record
Two cup vacuum gripper, two zone face, single stage ejector, 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-2026-000009981) never changes.
Identity and time
| Publication number | OT-2026-000009981 · never reused |
|---|---|
| Internal UUID | 01a0ae6b-cb79-799e-a5e6-f26978c08875 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:11:35.184400Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000009981 |
| Status | PUBLIC |
Content hashes
| Canonical text | 846396abc238dac9a4deea8e7838157012c27eec1efef4318e199872c5a59584 |
|---|---|
| Markdown | af1b07141ef679cebed6483ed7a83d0c6d7ec02b4d6085ad8824980a0255126d |
| Publication page | d7ffdc09b72ea1e39e7e87feb29e640ae39cee9e676be9e465219746c5bc10d6 |
| Manifest | dade5bab8ffb7e2dcadf378e96164f4f23b40b8fa4282b5be9d530ef0d2470ca |
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 | tMvJOGfC7TsY7LPpfOBDC3YEhQyuFHER7mjiRiWVY/5iPcMXKT4Ze/XEeWmfjbhhgdKKN1H06POJ4hSWi8hgDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:27:08Z batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof root 20fdfaa98ae3657e4211fd7783095876... |
|---|
Independent retrieval
| 2026-09-17T12:16:01.494504Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009981observed d7ffdc09b72ea1e39e7e87feb29e640a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:16:01.474464Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009981/manifest.jsonobserved dade5bab8ffb7e2dcadf378e96164f4f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:16:01.454839Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009981/publication.mdobserved af1b07141ef679cebed6483ed7a83d0c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:16:01.434346Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009981/publication.txtobserved 846396abc238dac9a4deea8e78381570...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. |
|---|