OT-2026-000004636
Publication integrity record
Bellows cup vacuum gripper, two zone face, per zone isolation, three 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-2026-000004636) never changes.
Identity and time
| Publication number | OT-2026-000004636 · never reused |
|---|---|
| Internal UUID | 01a0a91e-6e08-741e-9d29-6c55f0f54d02 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:28:58.891657Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004636 |
| Status | PUBLIC |
Content hashes
| Canonical text | dc1f25f16adf3678b73d6721cd61a1229312aff0e904d19b8eca116287c4456a |
|---|---|
| Markdown | 56673567384197457e82041245bf37053d7f312cdf98c3908303ba8377501a1d |
| Publication page | 108ea49bc4a8da1e957f3f930707026661897ef8a92b2ed7553fdd73195cf6ed |
| Manifest | e808a251c412c7b910833c0c1340947f0b5ac201a52bbc78a154f922b6d348c9 |
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 | bB+xp5DX/5IHZxabVGlSs+i9Xb4nYuZD5Dgd8E1KgDmODV7AHBAKNukRSxmoHggCBDWtwRmdYEvcmpWb8nPYCA== |
| 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
| 2026-09-16T07:30:06.642284Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004636observed 108ea49bc4a8da1e957f3f9307070266...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:06.629778Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004636/manifest.jsonobserved e808a251c412c7b910833c0c1340947f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:06.492934Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004636/publication.mdobserved 56673567384197457e82041245bf3705...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:06.478955Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004636/publication.txtobserved dc1f25f16adf3678b73d6721cd61a122...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. |
|---|