OT-2026-000067728
Publication integrity record
Single bellows cup vacuum gripper, two stage ejector, supply line pressure sensor, sustained 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-2026-000067728) never changes.
Identity and time
| Publication number | OT-2026-000067728 · never reused |
|---|---|
| Internal UUID | 01a0ae8f-c4f9-7785-94d1-9b26cbea8c34 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:50:52.812402Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000067728 |
| Status | PUBLIC |
Content hashes
| Canonical text | d616ab6b32455c40efc6ba50a27aa67687530c0f84e4a278a2703183e50c339b |
|---|---|
| Markdown | e09fa337a6d35595e25be407590ee12d9ea7bca1188d863abecb892c41177785 |
| Publication page | f6c1cdb86cb3cdb562d30b506f72d64ddaf8f92604b2dbd41329e44bf4ab1719 |
| Manifest | 6951e1d8e127e49c5ada31d8b75d6743fa3c6f5f541d82f7c48dc76fa56d10e0 |
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 | 49uOs3Pkn4+EFOTHWimfJbFL32ILsZnCz9Dd1C3j66uZaF+rwL3vzLpkDywJoNgVHhHjox5a6t2rJJe6HkI/AA== |
| 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
| 2026-09-17T10:29:56.691679Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067728observed f6c1cdb86cb3cdb562d30b506f72d64d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:29:56.673790Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067728/manifest.jsonobserved 6951e1d8e127e49c5ada31d8b75d6743...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:29:56.656067Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067728/publication.mdobserved e09fa337a6d35595e25be407590ee12d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:29:56.637865Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067728/publication.txtobserved d616ab6b32455c40efc6ba50a27aa676...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. |
|---|