OT-2026-000028149
Publication integrity record
Two cup vacuum gripper, two outlet manifold, pump fed, manifold pressure sensor, sustained 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-2026-000028149) never changes.
Identity and time
| Publication number | OT-2026-000028149 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a520-7118-a6fb-f560c8cb3a7e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028149 |
| Status | PUBLIC |
Content hashes
| Canonical text | c2b8436d37590aeb8cf5c4bf83c23b57a32cfd8b1842d4602903c10d7080883f |
|---|---|
| Markdown | be1e098e14ec0eca3705852dcc1e67bcf4073a8f34521111a9a5089dedc1c8d5 |
| Publication page | da81168a32c1407748fcef87274baeb227614f86b02cf2e1aa993c71ddec6699 |
| Manifest | 89ed531db94f4d7cbf00d5c5523559e56160f25dab1501ac1c457a37bd96b60b |
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 | 0g2ePrV3By95W8O6kl5Lv9WBhTiDQo66QvtdhM+PbID4qHRn42BFzbU+y3ESo6MjHu82sSi8FfH298AyVarvBQ== |
| 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
| 2026-09-17T11:42:30.084426Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028149observed da81168a32c1407748fcef87274baeb2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:30.069360Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028149/manifest.jsonobserved 89ed531db94f4d7cbf00d5c5523559e5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:30.053456Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028149/publication.mdobserved be1e098e14ec0eca3705852dcc1e67bc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:30.035591Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028149/publication.txtobserved c2b8436d37590aeb8cf5c4bf83c23b57...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. |
|---|