OT-2026-000103889
Publication integrity record
Three cup vacuum gripper, three zone face, per zone isolation, pump fed, 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-2026-000103889) never changes.
Identity and time
| Publication number | OT-2026-000103889 · never reused |
|---|---|
| Internal UUID | 01a0aea5-15e7-7316-947c-1c9332d487c7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:14:09.781581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000103889 |
| Status | PUBLIC |
Content hashes
| Canonical text | 641c19c91d73232367467b3b9c490b83c06b3872a3800929cfe4434e53fe5ce2 |
|---|---|
| Markdown | 4a8e60658221d541d3d1d0d6dea6e8860e75f7d3bfae5f1d46ccf3a4e163720c |
| Publication page | 26638fb74bf4436ca91eac2c14232ea42dbd893b5a6abbc23d3b323cce1d4424 |
| Manifest | cbd33da7161e131e6ca6f37a6a81430574b1d06ab6569fbd9eb956bbe7d07526 |
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 | uICL8a7Z3XjHOAbtDpXjH8UmqpqTYBvsXkBXYk3ZZMfJA+ZPbWW6g+tQtuitcG+aj+vq/ZMnVipKZaZlU6gKDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:21:52.637305Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103889observed 26638fb74bf4436ca91eac2c14232ea4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:21:52.620728Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103889/manifest.jsonobserved cbd33da7161e131e6ca6f37a6a814305...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:21:52.603134Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103889/publication.mdobserved 4a8e60658221d541d3d1d0d6dea6e886...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:21:52.585748Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103889/publication.txtobserved 641c19c91d73232367467b3b9c490b83...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. |
|---|