OT-2026-000056076
Publication integrity record
Single bellows cup vacuum gripper, pump fed, sustained blow-off after set-down
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-2026-000056076) never changes.
Identity and time
| Publication number | OT-2026-000056076 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a4b-787b-8f80-40cdf642f846 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056076 |
| Status | PUBLIC |
Content hashes
| Canonical text | a4c222bc2f96827b9cf14c6192691f0373b1602a4eb0a0ce0e43eb5606d0eb44 |
|---|---|
| Markdown | c4151d899407112be14ad2377d39f6ec1107dd2ff9e33d1f0ae8eeb27b196032 |
| Publication page | 13fb3c70bc64211d0f2ec565a30d2883baf23d9302b4e3b2147b8187f1f3227d |
| Manifest | a6b75f1b1a03971927668f496a57c8fb97b26d50ded9f6bc1b2b5666a58ec76c |
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 | khc0zqWpBLXgbPShENwWL2DZwvgrj/ZdZIqhDY00IQXDpSTtupoOErReq0ayrDQvIay3ybHmk7qk2I+kesMjCQ== |
| 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
| 2026-09-17T10:51:36.759942Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056076observed 13fb3c70bc64211d0f2ec565a30d2883...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:36.741169Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056076/manifest.jsonobserved a6b75f1b1a03971927668f496a57c8fb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:36.721480Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056076/publication.mdobserved c4151d899407112be14ad2377d39f6ec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:36.701931Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056076/publication.txtobserved a4c222bc2f96827b9cf14c6192691f03...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. |
|---|