OT-2026-000057708
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-2026-000057708) never changes.
Identity and time
| Publication number | OT-2026-000057708 · never reused |
|---|---|
| Internal UUID | 01a0ae88-2695-772e-8621-4305975d75e2 · 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-2026-000057708 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9d7cc11f45cb4d190b6c9bdb746e0a7885cb09ba639febaf173115adc07b5a16 |
|---|---|
| Markdown | 020c30742b1d95f003cb06c23efb8b211da7123d144067ba8bce860d827bd68e |
| Publication page | 9419dbfb3eb6600fcfaebc0658165963f90cf75d172f3f4f5c06de062e3de7a6 |
| Manifest | 0c3f83cdad630c1fca934e49ffc0a2e55de586548e0e1cd379eb01e1b28e1d8e |
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 | y9BcqbtyD6ZVyCtb+zG54aoorVf9GuS3hOQor19S0PD8saKuvJJ223TGEkM0a6W6FBiuFJGyU71NPA6h66BECQ== |
| 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
| 2026-09-17T10:48:22.530140Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057708observed 9419dbfb3eb6600fcfaebc0658165963...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:48:22.513553Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057708/manifest.jsonobserved 0c3f83cdad630c1fca934e49ffc0a2e5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:22.495392Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057708/publication.mdobserved 020c30742b1d95f003cb06c23efb8b21...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:22.476613Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057708/publication.txtobserved 9d7cc11f45cb4d190b6c9bdb746e0a78...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. |
|---|