OT-2026-000055717
Publication integrity record
Two cup vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, vented before set-down, on a tool changer
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-2026-000055717) never changes.
Identity and time
| Publication number | OT-2026-000055717 · never reused |
|---|---|
| Internal UUID | 01a0ae87-09ca-7605-90bd-6cb5155ed9f9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055717 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7984e91fbed3531e69cd21ae766f5bd4a695926689cb138c7973325df8b6a67f |
|---|---|
| Markdown | edc1750e8f4e929ec62063d33075fafbaa8a8e541a75d15c6e08ee655b9b46a8 |
| Publication page | f6d95752988591f3f09d01fb87ddf96dd742bad13d83e0449a433a572a0b3c20 |
| Manifest | e821ec2c301c7da1570cc2d2650d19820954d3ef6ffa25ef7f9f570d461816fa |
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 | TXsQId7EnuyMeMAn3KGAHkENGlWF4q4AzDArBTAMHOck5yeqjDgmelxHYFd05cwV0ROaUFPs460VmNyZpWFDAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-18T00:43:51.377489Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055717observed f6d95752988591f3f09d01fb87ddf96d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-18T00:43:51.185320Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055717/manifest.jsonobserved e821ec2c301c7da1570cc2d2650d1982...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T00:43:50.996252Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055717/publication.mdobserved edc1750e8f4e929ec62063d33075fafb...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T00:43:50.786398Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055717/publication.txtobserved 7984e91fbed3531e69cd21ae766f5bd4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:42:37.023288Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055717observed f6d95752988591f3f09d01fb87ddf96d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:42:36.725341Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055717/manifest.jsonobserved e821ec2c301c7da1570cc2d2650d1982...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:42:36.526806Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055717/publication.mdobserved edc1750e8f4e929ec62063d33075fafb...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:42:36.363725Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055717/publication.txtobserved 7984e91fbed3531e69cd21ae766f5bd4...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
| Custody package | Pending Custody packages are produced weekly. |
|---|