OT-2026-000075703
Publication integrity record
Two bellows cup vacuum gripper, two zone face, pump fed, pressure sensor per zone, 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-2026-000075703) never changes.
Identity and time
| Publication number | OT-2026-000075703 · never reused |
|---|---|
| Internal UUID | 01a0ae94-29fd-71bf-a82c-a2aa8b836425 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:40.814795Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075703 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4e19349cb0fd5f66ec3b018aa702ec96cd374ca951f36ada564d8ce04b49cb29 |
|---|---|
| Markdown | 888c04025fdb8af4ea836efd613faf825e26031d6d34a97fc05dcc1fb54f6ebc |
| Publication page | 738841eea1059942c3bb9642d0446e151d766d83f5a107e63cf5b8647600151d |
| Manifest | 24b73abab8763a366ec846efd67a0e9d47dbd5189322a6d9ff69b3aca7beb4a3 |
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 | 4n5H51pt3sHox9MkxUdxpVPmg1x4EXTpdSeJP1UOLNQypST13mpVOVAGZK8z/VprwZQznDCRJaVS/Uchog/IDg== |
| 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
| 2026-09-17T10:13:55.313639Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075703observed 738841eea1059942c3bb9642d0446e15...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:13:55.294555Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075703/manifest.jsonobserved 24b73abab8763a366ec846efd67a0e9d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:13:55.276144Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075703/publication.mdobserved 888c04025fdb8af4ea836efd613faf82...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:13:55.256546Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075703/publication.txtobserved 4e19349cb0fd5f66ec3b018aa702ec96...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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