OT-2026-000004807
Publication integrity record
Bellows cup vacuum gripper, three zone face, per zone isolation, two stage ejector
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-2026-000004807) never changes.
Identity and time
| Publication number | OT-2026-000004807 · never reused |
|---|---|
| Internal UUID | 01a0a923-f65d-702a-bb4c-75a29e3330ab · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:35:01.471970Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004807 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5f4bf323de84e62cc1880e646068c2cb85566a0493b0ebe05db12ef1ae658326 |
|---|---|
| Markdown | df76dcb91ae2d76a90457556163ecad78c9ba598b7af572d7c8af71da62d8ba9 |
| Publication page | 893bd5a7340f890d5c1f1aa0949acf1ef167c7b8f1d42043362c7149c0a1b381 |
| Manifest | ef557fc48e53cf9ae291cdbe5c324cf5f60bc6c6931f99cce50232e1db7d61e3 |
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 | wWzAapO0Yyf6xKWHmddjqXI+2HdEIq07wumGQKaPOXs1A7vV4vdppej9T6W6K8L/jV3KQTPWN8WeHm6LBAjWBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:40:16.935463Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004807observed 893bd5a7340f890d5c1f1aa0949acf1e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:16.922032Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004807/manifest.jsonobserved ef557fc48e53cf9ae291cdbe5c324cf5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:16.907850Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004807/publication.mdobserved df76dcb91ae2d76a90457556163ecad7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:16.892972Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004807/publication.txtobserved 5f4bf323de84e62cc1880e646068c2cb...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. |
|---|