OT-2026-000004583
Publication integrity record
Vacuum cup gripper, two zone face, three stage ejector, contact triggered
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-2026-000004583) never changes.
Identity and time
| Publication number | OT-2026-000004583 · never reused |
|---|---|
| Internal UUID | 01a0a91c-ba92-7a34-9bba-ad490df37b4b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:27:07.413375Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004583 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9a442ff80a2869cfcd163d177a1d6cc6cb442d8d7896f0d474d9df18181ab188 |
|---|---|
| Markdown | 88d51c44020e3dc0129e3d78c0a6453075586b2e5b57fb8c25ad6253adcef726 |
| Publication page | 4f531825a37a9fdbe15033149d92e0a50c188fda3916dedf1e12ad7e7575d006 |
| Manifest | 5fc726397c9c7ddd8d18d83a6c3990cb7a8f160a142768a9cb17de18f6e1f98c |
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 | l08UK5sVBuE5JA+PQAPUY/kGHfBBcF7cdbPnqfbjQuSG/0/upsDgz3cWAmGj3tUH0xswQ1M07L9Y2WN/Hlf9Aw== |
| 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
| 2026-09-16T07:30:12.398419Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004583observed 4f531825a37a9fdbe15033149d92e0a5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:12.384429Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004583/manifest.jsonobserved 5fc726397c9c7ddd8d18d83a6c3990cb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:12.371348Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004583/publication.mdobserved 88d51c44020e3dc0129e3d78c0a64530...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:12.235303Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004583/publication.txtobserved 9a442ff80a2869cfcd163d177a1d6cc6...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. |
|---|