OT-2026-000043041
Publication integrity record
Two cup vacuum gripper, two outlet manifold, pump fed, sustained 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-2026-000043041) never changes.
Identity and time
| Publication number | OT-2026-000043041 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-3278-7b67-b439-56bdb3cf8a1d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:24.717423Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043041 |
| Status | PUBLIC |
Content hashes
| Canonical text | 44bf450660f378cbcbb9bf4707bb87604e30074c7f636f64e0d88ace93552193 |
|---|---|
| Markdown | a3eabf4ca26d43d210179f0e5df99688dd9dfeda877f83fede21364a587fe37e |
| Publication page | 394477020100b9c0cf25f36af370e78d2ea84270032fafaf35082970d57cafc5 |
| Manifest | 0495a1e82a4aed910b499c2606ecabcfa01300d1696f4762ac19ce255d132d84 |
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 | NG5MWP1NXXQ2T/NHOyPGza+7k7+HqTeRbJSb52AlsB1yS4xFfRs+wRQfWfN7Sj2HFO7jdiIAB1O5OuqRmIJTAA== |
| 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
| 2026-09-17T11:13:26.652763Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043041observed 394477020100b9c0cf25f36af370e78d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:13:26.634552Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043041/manifest.jsonobserved 0495a1e82a4aed910b499c2606ecabcf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:26.613362Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043041/publication.mdobserved a3eabf4ca26d43d210179f0e5df99688...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:26.594146Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043041/publication.txtobserved 44bf450660f378cbcbb9bf4707bb8760...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. |
|---|