OT-2026-000090503
Publication integrity record
Two bellows cup vacuum gripper, two zone face, per zone isolation, two stage ejector, pressure sensor per zone, sustained 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-2026-000090503) never changes.
Identity and time
| Publication number | OT-2026-000090503 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2e-7b53-9145-79923cfbc804 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090503 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8ba021c6502337993ddab2486f452b906656e2c92b890568615504c29906611b |
|---|---|
| Markdown | 66d6ebc71e4fb7cfb5ab6181bc83345badae0b7f3c337db245cdc7fb37b66a56 |
| Publication page | c0b063783ad43953ee800b82418d191362a6ef213ee710a6ff0f8a5c74970c76 |
| Manifest | 38ed4bac16f4881f936801c5d4d5594c60035baf6121fda486299d61e1a67fa4 |
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 | xkVTEQObc7RyMMqTGkyi+95gcSeK1y/Mbi46pDudfnF2dqnBxAun5Vxvhw9KDyIXio0a5+L3eJFdvn3ApbxuDw== |
| 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
| 2026-09-17T09:44:38.774860Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090503observed c0b063783ad43953ee800b82418d1913...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:38.756754Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090503/manifest.jsonobserved 38ed4bac16f4881f936801c5d4d5594c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:38.738759Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090503/publication.mdobserved 66d6ebc71e4fb7cfb5ab6181bc83345b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:38.720284Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090503/publication.txtobserved 8ba021c6502337993ddab2486f452b90...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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