OT-2026-000018953
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000018953) never changes.
Identity and time
| Publication number | OT-2026-000018953 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d522-78ec-833d-d4cc4c14bd77 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:54.261386Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018953 |
| Status | PUBLIC |
Content hashes
| Canonical text | 490cb93875000eb7871ff9df21d38a0c84b7f0fb2a34e6af31e077211647bbfd |
|---|---|
| Markdown | 4a698d536b5718c20d9c91a79d0fbb45fd7e061d8c06ce05d1153bd083f097ee |
| Publication page | 2c18f360d652d8a7e825d0dbd919003d539ff6b6b7277343123f949e2649c8d7 |
| Manifest | e91f7fc8e894b600012f25e5e3cf1a7e1bbdb97ccbac3100c5080ed981dc669e |
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 | r5mvlYLz3pv6Wl6gp0E2wUpQVYGlqyd2YW/TXkfxdDCHku65ZYa1WK0nlxCWR/Q7zroTkyyIbWN0HXbuC6w0BQ== |
| 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
| 2026-09-17T11:59:37.445685Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018953observed 2c18f360d652d8a7e825d0dbd919003d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:37.428058Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018953/manifest.jsonobserved e91f7fc8e894b600012f25e5e3cf1a7e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:37.410182Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018953/publication.mdobserved 4a698d536b5718c20d9c91a79d0fbb45...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:37.391150Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018953/publication.txtobserved 490cb93875000eb7871ff9df21d38a0c...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. |
|---|