OT-2026-000050548
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000050548) never changes.
Identity and time
| Publication number | OT-2026-000050548 · never reused |
|---|---|
| Internal UUID | 01a0ae82-5c49-7674-840c-f1ea9b62d03d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:14.042293Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050548 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3934d7d019bb8e6f0defb393a86e850500d1f94dd599f91ac2c1afd7a36b6119 |
|---|---|
| Markdown | 2bf123d3699ba282e4798beed3195e0bb03a730a312393271adbd54b03a03cd8 |
| Publication page | 5744a6a33579a58f290bfe00faffb746c5600516f3affac694be746cb7f9d705 |
| Manifest | c07e2f709383311b9cdd18789f37c24dee074a93062fe228f41d9b7a32730bdb |
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 | IJi6zbLXYTYVLpueF1Dab4IXgaG9LunVPYHBURvNueh8VosFtOHMt988lZAuaFlEv1/n49pi/9v5+7JVh8XMAg== |
| 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
| 2026-10-25T04:23:06.645668Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050548observed 5744a6a33579a58f290bfe00faffb746...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-25T04:23:06.629594Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050548/manifest.jsonobserved c07e2f709383311b9cdd18789f37c24d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-25T04:23:06.609611Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050548/publication.mdobserved 2bf123d3699ba282e4798beed3195e0b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-25T04:23:06.586177Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050548/publication.txtobserved 3934d7d019bb8e6f0defb393a86e8505...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-07T00:42:35.183530Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050548observed 5744a6a33579a58f290bfe00faffb746...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T00:42:35.073291Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050548/manifest.jsonobserved c07e2f709383311b9cdd18789f37c24d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T00:42:34.987379Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050548/publication.mdobserved 2bf123d3699ba282e4798beed3195e0b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T00:42:34.891831Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050548/publication.txtobserved 3934d7d019bb8e6f0defb393a86e8505...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|