OT-2026-000052550
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, 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-2026-000052550) never changes.
Identity and time
| Publication number | OT-2026-000052550 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573b-72a2-b6a5-b8f28841e82b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:23.819394Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052550 |
| Status | PUBLIC |
Content hashes
| Canonical text | 045a346f9c02efaea5245bb6da02128cf975c4661d54c1affee13a7098415680 |
|---|---|
| Markdown | 483b356dacbce83963adae5bce3688f786bf0515ea1e1c23784a27faf68c73f5 |
| Publication page | ac1ac235b9f974774dfbae9e6c89c7e565a459570dc5a6b14f3aa43dd0383f17 |
| Manifest | 825536111801a17642a3071f70b7788f06de27f20d7c913c4a4895436c1ebf2e |
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 | nLrKfUVx3OUa/jFObu/x5nacXk7V1ZyY7pb4coM9DNHvvxqeCPT8SYQ0nkSBwjq9rxU0WyRRhRa4YXSFoUivCA== |
| 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
| 2026-09-17T10:57:12.239324Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052550observed ac1ac235b9f974774dfbae9e6c89c7e5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:12.221554Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052550/manifest.jsonobserved 825536111801a17642a3071f70b7788f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:12.204053Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052550/publication.mdobserved 483b356dacbce83963adae5bce3688f7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:12.187685Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052550/publication.txtobserved 045a346f9c02efaea5245bb6da02128c...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. |
|---|