OT-2026-000032997
Publication integrity record
Single cup vacuum gripper, single stage ejector, 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-2026-000032997) never changes.
Identity and time
| Publication number | OT-2026-000032997 · never reused |
|---|---|
| Internal UUID | 01a0ae75-4843-74d3-a967-63e418c53431 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:57.065765Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000032997 |
| Status | PUBLIC |
Content hashes
| Canonical text | e933a0d34225590dccf7edd32530f76085a890831fc9c43eef1a4c34b1e58e0c |
|---|---|
| Markdown | dcd71156f75eae714117257eb9ffb706e568ffb30bfe5627d9d1df8315b1fc7b |
| Publication page | d3481aee543731012078ed3178a6ceae8143a18dffc0e5eaba7666339485eeaf |
| Manifest | 40e2e99446e3f187667c356d624efd6931a041e99f204746bacceff6ce86e464 |
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 | O3McY1dDwm3/z8PpvcEJgrDaq3BUX/wJoa6/nKW+4WwzfnMbaXBcow60y5AFRYR2YY+ovOCMsEGFK2Z5obH2Bg== |
| 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
| 2026-09-17T11:32:36.866042Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032997observed d3481aee543731012078ed3178a6ceae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:32:36.847097Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032997/manifest.jsonobserved 40e2e99446e3f187667c356d624efd69...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:32:36.828673Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032997/publication.mdobserved dcd71156f75eae714117257eb9ffb706...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:32:36.812414Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032997/publication.txtobserved e933a0d34225590dccf7edd32530f760...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. |
|---|