OT-2026-000057696
Publication integrity record
Single bellows cup vacuum gripper, single stage ejector, sustained 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-2026-000057696) never changes.
Identity and time
| Publication number | OT-2026-000057696 · never reused |
|---|---|
| Internal UUID | 01a0ae88-2695-7de6-bc9d-f1ed0c4c4119 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:33.513637Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057696 |
| Status | PUBLIC |
Content hashes
| Canonical text | 76e7796bc1cb556851a0e0037b138bb7978cf777d8e02337ad53b136bb65c971 |
|---|---|
| Markdown | 591326b992862de095a119ddecaf2455185612234dacccdc941057e43821d561 |
| Publication page | f7bf31e885e964e8f4c1a6ec4aeae551481199072b51b8c7711fdd4679134b59 |
| Manifest | 8e612bc0295255ad4a1bade2743da360727d8c268c48ac0df267cc4bea38618e |
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 | S3YOBoY4t9Xia4KMOoPw1j1oCTrGbND+wcuMnRh/mc3KYXnSs73sHMz0M58pFUTTC5Q1rIaJXoBQZuCdfRI+Dw== |
| 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... |
|---|
Independent retrieval
| 2026-09-17T10:48:21.607825Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057696observed f7bf31e885e964e8f4c1a6ec4aeae551...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:48:21.589529Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057696/manifest.jsonobserved 8e612bc0295255ad4a1bade2743da360...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:21.572175Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057696/publication.mdobserved 591326b992862de095a119ddecaf2455...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:21.552469Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057696/publication.txtobserved 76e7796bc1cb556851a0e0037b138bb7...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. |
|---|