OT-2026-000012144
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, pulsed blow-off before 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-2026-000012144) never changes.
Identity and time
| Publication number | OT-2026-000012144 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-39f4-7385-b437-3ac2fcb6b051 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:08.998406Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012144 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5772f7c0829c514e44bc691724581e3c87568ed77377f71527a94af7a85f436e |
|---|---|
| Markdown | 46ed4ca17f069b45801719d533a62f53951009fd0316ed9d441b8a099c95d908 |
| Publication page | 604cc2fa0010f783818f0dda1de50043fffb1d078378aba7312f26635f79810e |
| Manifest | 475483323f3f14b258febd66bf8c1ecd924345451fbdb12d486aef52b63bdb40 |
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 | 4zoKxKVNFXoxrqf7JyZXoCM/Nu6MM5qIjszRNFUp8+lr4XqpKK8IvKUI2sASOaU0xe8THVP9XPfcaKhXcKMKAw== |
| 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
| 2026-11-02T04:23:12.914173Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012144observed 604cc2fa0010f783818f0dda1de50043...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-11-02T04:23:12.899250Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012144/manifest.jsonobserved 475483323f3f14b258febd66bf8c1ecd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-11-02T04:23:12.884212Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012144/publication.mdobserved 46ed4ca17f069b45801719d533a62f53...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-11-02T04:23:12.820951Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012144/publication.txtobserved 5772f7c0829c514e44bc691724581e3c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-19T00:41:40.224420Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012144observed 604cc2fa0010f783818f0dda1de50043...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-19T00:41:40.172899Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012144/manifest.jsonobserved 475483323f3f14b258febd66bf8c1ecd...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-19T00:41:40.120824Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012144/publication.mdobserved 46ed4ca17f069b45801719d533a62f53...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-19T00:41:39.919674Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012144/publication.txtobserved 5772f7c0829c514e44bc691724581e3c...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 |
|---|