OT-2026-000005977
Publication integrity record
Vacuum cup gripper, three stage ejector, sustained blow off after set down, rubber cups
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-2026-000005977) never changes.
Identity and time
| Publication number | OT-2026-000005977 · never reused |
|---|---|
| Internal UUID | 01a0a94b-16f0-74b3-b4ad-c035c5f04cd0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:17:45.715248Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005977 |
| Status | PUBLIC |
Content hashes
| Canonical text | 02dee5753e35786753aadea1f16ef27ef0bd3d3df7bad21d079191716ab1b641 |
|---|---|
| Markdown | 76ddf8e367f7053e391a004b7cd0e31b0f6696b8aff9328d3850a7e62471eb55 |
| Publication page | 66c8a845d3e621f8033b391b309a7037ca0b57d0b4b24b3fed56d9252e29817f |
| Manifest | 19f72d221b1f68b743c5b349f9737b5f321e0d2b27d9b78c65d0daadde9da6c8 |
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 | XiZQ6RtTk6tgsEZsOIHsXqdpq2Bep8aQ+Ax43dOg+Eurvc5R/LQR7ZMSPH10+PpN8/bkz61ajV5PFj7u7niMAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:27:03Z batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof root dbe93cb6b2158496df2f60f3b6822537... |
|---|
Independent retrieval
| 2026-09-16T08:20:10.448748Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005977observed 66c8a845d3e621f8033b391b309a7037...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:20:10.433922Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005977/manifest.jsonobserved 19f72d221b1f68b743c5b349f9737b5f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:10.416424Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005977/publication.mdobserved 76ddf8e367f7053e391a004b7cd0e31b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:10.391386Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005977/publication.txtobserved 02dee5753e35786753aadea1f16ef27e...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. |
|---|