OT-2026-000006861
Publication integrity record
Vacuum cup gripper, common isolation valve, two stage ejector, polyurethane cups, oval form
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-2026-000006861) never changes.
Identity and time
| Publication number | OT-2026-000006861 · never reused |
|---|---|
| Internal UUID | 01a0a969-fa42-70e7-83c3-724d16abeb9b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:51:29.988850Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006861 |
| Status | PUBLIC |
Content hashes
| Canonical text | e1f49df7f749426da30784aec1292ae12c0a4d5bd9e771886f457434d2c7b0b5 |
|---|---|
| Markdown | 252d7e6571e379c196c9e1507dd6fc1fb775c692359f8fc65d6087898d5a8f6c |
| Publication page | bd1606f9371535d0deefe20c7d77459be767fee2c656c308f4a5776ad1eaee02 |
| Manifest | 37cff35fa89f1cf33fa929b3056984a11091ad7b2fac6b346d9ea14f5596403a |
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 | 1jyB65AmwPx4TFSOgweAvSDP//scXVGFuW1HNHISRSeeQ2E1mcdogkZJmlw/mMiRoqHVt9quDPzToUtzptP5Ag== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T09:07:03Z batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof root 2354c19da800f8df297acf3cddd64d4d... |
|---|
Independent retrieval
| 2026-09-16T16:42:41.154094Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006861observed bd1606f9371535d0deefe20c7d77459b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T16:42:40.730431Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006861/manifest.jsonobserved 37cff35fa89f1cf33fa929b3056984a1...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T16:42:40.304052Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006861/publication.mdobserved 252d7e6571e379c196c9e1507dd6fc1f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T16:42:39.867461Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006861/publication.txtobserved e1f49df7f749426da30784aec1292ae1...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:00:28.160014Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006861observed bd1606f9371535d0deefe20c7d77459b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:00:28.146984Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006861/manifest.jsonobserved 37cff35fa89f1cf33fa929b3056984a1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:00:28.127928Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006861/publication.mdobserved 252d7e6571e379c196c9e1507dd6fc1f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:00:27.996998Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006861/publication.txtobserved e1f49df7f749426da30784aec1292ae1...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. |
|---|