OT-2026-000052491
Publication integrity record
Two bellows cup vacuum gripper, two zone face, single stage ejector, supply line pressure sensor, 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-2026-000052491) never changes.
Identity and time
| Publication number | OT-2026-000052491 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573a-76d5-b176-8f369080f178 · 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-2026-000052491 |
| Status | PUBLIC |
Content hashes
| Canonical text | ac6117f4c42fb137fc3b94a2f6a67d2f58d2387b03c44be8d8929182e2181b4f |
|---|---|
| Markdown | 69d0803ad0521731122eac7f298d68fd544fca1c6188efd1ff344401ef0a488a |
| Publication page | 357d333e189e1a574ac6c8f73dd3a68fa8565a4cf6736fa6f3deba62530288ec |
| Manifest | da29c5ef46558ad18689baf979176705f0fa91d20dd22fdd132e618a9b84de46 |
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 | Glv2ev7wlMtvQxzGfw3+sRyNEPy2bD6DL994/kC03poE1Ha9BQaeokp+uU6k/v0b0VMQPTKa2K2urb/pjv0DDQ== |
| 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
| 2026-09-17T10:57:07.563335Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052491observed 357d333e189e1a574ac6c8f73dd3a68f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:07.545679Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052491/manifest.jsonobserved da29c5ef46558ad18689baf979176705...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:07.529522Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052491/publication.mdobserved 69d0803ad0521731122eac7f298d68fd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:07.512157Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052491/publication.txtobserved ac6117f4c42fb137fc3b94a2f6a67d2f...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. |
|---|