OT-2026-000091550
Publication integrity record
Two bellows cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, pressure sensor per zone, sustained blow-off before 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-2026-000091550) never changes.
Identity and time
| Publication number | OT-2026-000091550 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-f16e-7ab0-9a76-3b31d71363d6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:16.158740Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091550 |
| Status | PUBLIC |
Content hashes
| Canonical text | 836f7c118cf33d585d7c8435eb4f80736986e622989a0f2c18f007864995d871 |
|---|---|
| Markdown | f5833a4a3016ecf156cc7e395307075301473a80a01ffd1c91fbf8bfc5369e7d |
| Publication page | 7a4c4f97c69a85733ea542d42e09055c505ff640d104360c98f0c3cc2aa360b5 |
| Manifest | 31fe55daeaaeedd81a6a37d7aa290aa9179fecb11dea4a33f14b75dbe393147c |
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 | wpN+STeCB3HaF68qebLKR7aCrbGM0Ndkxi+sZ2sbcSFEa4hIxyBb3Obhqj6sUGT2OuHyvxovOH+mJLlJTmECAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:43:49.114740Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091550observed 7a4c4f97c69a85733ea542d42e09055c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:43:49.098121Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091550/manifest.jsonobserved 31fe55daeaaeedd81a6a37d7aa290aa9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:49.082195Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091550/publication.mdobserved f5833a4a3016ecf156cc7e3953070753...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:49.066888Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091550/publication.txtobserved 836f7c118cf33d585d7c8435eb4f8073...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. |
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