OT-2026-000052929
Publication integrity record
Four cup vacuum gripper, four outlet manifold, three stage ejector, vented 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-2026-000052929) never changes.
Identity and time
| Publication number | OT-2026-000052929 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a42f-7487-a37e-8f853feb06f6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052929 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6dfedca7765572db37626dd2f02862c020bb8d7fb65a7965f56a6c973a178de4 |
|---|---|
| Markdown | 0f0a77fd647193dad39b60888270483ed90f030f7b4196bbd67f9aba7f5aac72 |
| Publication page | 15a3ed210e165c6ed7811025f4b2d1b19453a6b0d7d43e289e7b2ea24853c672 |
| Manifest | 81055b9b123f4424436f97658e7fa15990e760f854402d0d7779196e67298548 |
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 | muNXSGp0yj6fVV2XFjJ5bTEimubuJT51qrOfksJcv9NaLnm0GF2fBYbtHR0QNsx5JbJwMBI8vAaa1fI4aFBJBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:56:34.767881Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052929observed 15a3ed210e165c6ed7811025f4b2d1b1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:34.753189Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052929/manifest.jsonobserved 81055b9b123f4424436f97658e7fa159...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:34.737381Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052929/publication.mdobserved 0f0a77fd647193dad39b60888270483e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:34.717996Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052929/publication.txtobserved 6dfedca7765572db37626dd2f02862c0...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. |
|---|