OT-2026-000052657
Publication integrity record
Three cup vacuum gripper, three outlet manifold, plant vacuum fed, 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-2026-000052657) never changes.
Identity and time
| Publication number | OT-2026-000052657 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573c-7940-ae93-bb95c0b19e58 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:23.819394Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052657 |
| Status | PUBLIC |
Content hashes
| Canonical text | b0630e9f434075d4803eb2aca54158faa5df1c5c6866a1fa7344420741f8629e |
|---|---|
| Markdown | 764078796cdcadb23513d13005d338c6f330e182e8183c63c20f398dc18a553f |
| Publication page | 3df3d083e228660cb97a5404b514ecbb5b9679f3bd3c6094f2eeb735ab3dfdd9 |
| Manifest | 9a69c8053910bee40f700e4545ec21e6dbae388b10bd10cad30d4a297bde2d02 |
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 | TmxAsPIN3uVY+BA5R87cg4Bc2CNBd/lpOS4eiNBzD2JQ1BinmsQ6StFhYD3miqC25OeCnMS9rtXWKrjOpqFGDA== |
| 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
| 2026-09-17T10:57:20.421847Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052657observed 3df3d083e228660cb97a5404b514ecbb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:20.403545Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052657/manifest.jsonobserved 9a69c8053910bee40f700e4545ec21e6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:20.384523Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052657/publication.mdobserved 764078796cdcadb23513d13005d338c6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:20.365885Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052657/publication.txtobserved b0630e9f434075d4803eb2aca54158fa...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. |
|---|