OT-2026-000052302
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, pump fed, 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-2026-000052302) never changes.
Identity and time
| Publication number | OT-2026-000052302 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e791-705d-910c-40ba072a3406 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052302 |
| Status | PUBLIC |
Content hashes
| Canonical text | e49d6633fd1d65a757622ce256ed62653d7a839011f50480b8abb9af9d897b52 |
|---|---|
| Markdown | 5ac06ff2e9321d1f879e3de3bdbe3b21663a462277eb4fefd7c25d8706c10484 |
| Publication page | f832306e826a6013338f9e7f7489ad566db0c7ea6e9cfed96b0a4c6ca78a6507 |
| Manifest | f926c851223195e9a588fb2c9a40a69c46ddba9bdd16eb4d0eb20003a46ec751 |
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 | q2Tz8mi4tf0NVI3iwXh4uG2tTdMcKrmPTqZ6btfYcGUIhWfnCJo4/41pix0dtVU5rnm+tKYh7HoxJQLBV0ghCA== |
| 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
| 2026-09-17T10:57:59.063782Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052302observed f832306e826a6013338f9e7f7489ad56...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:59.045505Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052302/manifest.jsonobserved f926c851223195e9a588fb2c9a40a69c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:59.027851Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052302/publication.mdobserved 5ac06ff2e9321d1f879e3de3bdbe3b21...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:59.009499Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052302/publication.txtobserved e49d6633fd1d65a757622ce256ed6265...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. |
|---|