OT-2026-000004095
Publication integrity record
Bellows cup vacuum gripper, three zone face, per zone isolation, ejector fed
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-2026-000004095) never changes.
Identity and time
| Publication number | OT-2026-000004095 · never reused |
|---|---|
| Internal UUID | 01a0a90e-9c4c-7e70-be48-7d452f14bb7a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:11:42.159385Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004095 |
| Status | PUBLIC |
Content hashes
| Canonical text | 10901e023cb91df7158e8156a002d61eddb02995b5c1d637f97403f15e642fab |
|---|---|
| Markdown | 1ee1b1d0ef28113cc0728abb83db5f95998e19270a719a8fe37cfdb280ec9483 |
| Publication page | b138beb18487ae51f33d3dda54674a56e82a8d8f080c09ff7dd92c9f93267ed7 |
| Manifest | 81f1b7a9f7a0a0e0d97762f6a5d93c6080eceed87045090e9d7c7d4057f1fdb2 |
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 | hpvAUVCefWP/rQM6EBoVRlJ0XpXYV09V50EcrvqN2PAGX+HaIaflx/UQNjnutvgRukFlWNzd8/p8mlsvNL1KDg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-22T04:23:14.018690Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004095observed b138beb18487ae51f33d3dda54674a56...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-22T04:23:14.006082Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004095/manifest.jsonobserved 81f1b7a9f7a0a0e0d97762f6a5d93c60...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-22T04:23:13.992069Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004095/publication.mdobserved 1ee1b1d0ef28113cc0728abb83db5f95...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-22T04:23:13.828636Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004095/publication.txtobserved 10901e023cb91df7158e8156a002d61e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T00:41:51.637600Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004095observed b138beb18487ae51f33d3dda54674a56...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T00:41:51.451063Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004095/manifest.jsonobserved 81f1b7a9f7a0a0e0d97762f6a5d93c60...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T00:41:51.297737Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004095/publication.mdobserved 1ee1b1d0ef28113cc0728abb83db5f95...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T00:41:51.115959Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004095/publication.txtobserved 10901e023cb91df7158e8156a002d61e...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|