OT-2026-000005224
Publication integrity record
Porous face vacuum gripper, four zone face, ejector fed, sustained blow off after 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-2026-000005224) never changes.
Identity and time
| Publication number | OT-2026-000005224 · never reused |
|---|---|
| Internal UUID | 01a0a931-e570-7287-9778-e3c129f2c0be · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:50:14.644668Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005224 |
| Status | PUBLIC |
Content hashes
| Canonical text | 55d319336a511208300ffb7f59898e78fa1cef004f278c500aa1f9dac369c0df |
|---|---|
| Markdown | 7d8897633ca881893b5a4e8449b8536bacb732e4ab9b11b111c4f48c6cde3f3d |
| Publication page | 1bb45f8d135f1e526ab80d1b47ef80d578ff22d1fb6a654e47f2ec6e7621244d |
| Manifest | 8028fc19d511577ec770cf5b710e9acb52b5aee19b7b88a8c19f0d81a0590f14 |
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 | 4bS285zCmPKE9bDs+anLPjGPnH/rOHV01DXF1LoDgjVuiWUA6nLIo1g1/GMFxmpXxRL92y5pwYsWathu/a23Dw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T08:00:33.710530Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005224observed 1bb45f8d135f1e526ab80d1b47ef80d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:00:33.696832Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005224/manifest.jsonobserved 8028fc19d511577ec770cf5b710e9acb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:33.683693Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005224/publication.mdobserved 7d8897633ca881893b5a4e8449b8536b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:33.671119Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005224/publication.txtobserved 55d319336a511208300ffb7f59898e78...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. |
|---|