OT-2026-000052448
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000052448) never changes.
Identity and time
| Publication number | OT-2026-000052448 · never reused |
|---|---|
| Internal UUID | 01a0ae84-5739-7d27-8cf9-a2c1aa29637a · 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-2026-000052448 |
| Status | PUBLIC |
Content hashes
| Canonical text | efa1d69cb1c5b9a9f53fb6e61c6c07f514b87f4f94cadd4ad522f4dabd5554c6 |
|---|---|
| Markdown | 138b46e57c212fe505b62a5e22d9d405370f69b84f1d5087878c47c5e8e27773 |
| Publication page | dda72e5bd39617525c78f029e5679bcff2aa3e6507b0e93d19cc46b1e15d40f3 |
| Manifest | 552de477f36c7f2ec77ccf26d5e25d285eb845c51129837e178aab292a91152e |
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 | zY6gy+AgCcfEejDK4rmB7weR5NaWPAqKxYD4r+sv3g6g2uUPqGrSvea2uQKB/GbL+sINO26smbOT7ibFg1rlAw== |
| 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
| 2026-09-17T10:57:04.289883Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052448observed dda72e5bd39617525c78f029e5679bcf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:04.272971Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052448/manifest.jsonobserved 552de477f36c7f2ec77ccf26d5e25d28...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:04.254096Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052448/publication.mdobserved 138b46e57c212fe505b62a5e22d9d405...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:04.219141Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052448/publication.txtobserved efa1d69cb1c5b9a9f53fb6e61c6c07f5...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. |
|---|