OT-2026-000052949
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, three 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-2026-000052949) never changes.
Identity and time
| Publication number | OT-2026-000052949 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a430-7d56-810a-747888defc1b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052949 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9fddf0caf7c6fbe6cb6b76edbf5c26c7921ad42dc0e7601e338d06591bdfca14 |
|---|---|
| Markdown | c66304c35208e0d914d28d8523dcaf7b614af25a85345a59f65f271b5ea338a7 |
| Publication page | ce55af42b75a94700dbbbac4c4b920e097fb9b2965cef2a611ab11beb744f877 |
| Manifest | 0a20646488e7553d9b6276ba4079992f2005925dc95e19138b6a04f94d19cab6 |
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 | 87kTlPzjWHYimC4cJv4Ar8BnzHEKdTspLezAX6N13BEU54MuSqRhXXSZN4qNeL0ZlN9U7sHg1ZEQP+JHpMMdBQ== |
| 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
| 2026-09-17T10:56:37.876232Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052949observed ce55af42b75a94700dbbbac4c4b920e0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:37.857939Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052949/manifest.jsonobserved 0a20646488e7553d9b6276ba4079992f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:37.841012Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052949/publication.mdobserved c66304c35208e0d914d28d8523dcaf7b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:37.823915Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052949/publication.txtobserved 9fddf0caf7c6fbe6cb6b76edbf5c26c7...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. |
|---|