OT-2026-000029908
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, sustained 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-2026-000029908) never changes.
Identity and time
| Publication number | OT-2026-000029908 · never reused |
|---|---|
| Internal UUID | 01a0ae73-ac48-72ac-b10a-54c4f5ca0e58 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:11.501096Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029908 |
| Status | PUBLIC |
Content hashes
| Canonical text | 74f9414b1a0a6e49a5b52af19135bc055285ab209086a81fd3ddb64054dde61f |
|---|---|
| Markdown | f51a722e4691cff35221b164627d706f94915b4bea00cf4f65e84cc980d3eeb6 |
| Publication page | 5b41fa1a1d2ffba04b906d9cbfaae066b6b1d33ebcd7838708fe2a53a6705ef8 |
| Manifest | 75ae5f31900ba385dbd9ace2a30d1283384df38bafe218b066fde8563ec62398 |
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 | IKYP1ay8lME8oEQDw9m1xbAdbus9MoKk8BWvy24fdgsy+4wQSbU3BqrSgwi+20i/mSeLTckpBfSvoK9HnD+3Bg== |
| 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
| 2026-09-17T11:38:36.670125Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029908observed 5b41fa1a1d2ffba04b906d9cbfaae066...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:38:36.652912Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029908/manifest.jsonobserved 75ae5f31900ba385dbd9ace2a30d1283...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:36.637085Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029908/publication.mdobserved f51a722e4691cff35221b164627d706f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:36.619275Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029908/publication.txtobserved 74f9414b1a0a6e49a5b52af19135bc05...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. |
|---|