OT-2026-000015336
Publication integrity record
Single bellows cup vacuum gripper, pump fed, 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-2026-000015336) never changes.
Identity and time
| Publication number | OT-2026-000015336 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-ef49-7601-a98c-9977aaaf2882 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:55.421510Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015336 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6b387e02b8dd9f509a56818766ac4ddb892ad5804989a53aa61492c5eb0ccfa2 |
|---|---|
| Markdown | 5ff17ed50caec1189a002c9555d487ecafb6603f7c52d2116678eb115ada8e2e |
| Publication page | 32d31b8f1bc24971fdb14019ed737fbeb45bfb23a990983bb0316980b3b7dddb |
| Manifest | a8323a08bb9329b068efab75f2239611ed075df96a5f87941a117b0aea022d05 |
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 | VWbCQDvZs+QagNkBHhK4257k/Jet3KR/nlU9jpvh5/NQKcaonbH9woyoVGAVnhxEZHtIrO703mLRNG8sqqfFDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T12:06:02.257959Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015336observed 32d31b8f1bc24971fdb14019ed737fbe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:06:02.238044Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015336/manifest.jsonobserved a8323a08bb9329b068efab75f2239611...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:06:02.218614Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015336/publication.mdobserved 5ff17ed50caec1189a002c9555d487ec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:06:02.197673Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015336/publication.txtobserved 6b387e02b8dd9f509a56818766ac4ddb...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. |
|---|