OT-2026-000057493
Publication integrity record
Single cup vacuum gripper, single stage ejector, 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-2026-000057493) never changes.
Identity and time
| Publication number | OT-2026-000057493 · never reused |
|---|---|
| Internal UUID | 01a0ae88-2692-7fec-bcc3-5babc8c7bced · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:33.513637Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057493 |
| Status | PUBLIC |
Content hashes
| Canonical text | f70fb68408e453bfa0f13ea92c25c0603a63a7bbf9f6c74e9ef6881316c53c8e |
|---|---|
| Markdown | 3e9cbb326c83a7728aa55dd7ac4de049fdb5d97d7c3e7656ed9c68d8ddc84918 |
| Publication page | 3a3962d8f18b7aa7e1f8b86a6688a25f42b7940f28b445a8359c2ef4c8b8a061 |
| Manifest | eb01c65a1899c9f7c0cb35f1b4d6f8ca7a76f53cb680343bcb3bce7f385b108f |
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 | YE0YKKieFHWphjTYT3XCgrQC7sIB7imRaUnVNwTi0oeDy10pkSLPz8qafFWvI+lsZOsTW6zEwwjkI87EkvoEDA== |
| 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... |
|---|
Independent retrieval
| 2026-09-17T10:48:01.067816Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057493observed 3a3962d8f18b7aa7e1f8b86a6688a25f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:48:01.050161Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057493/manifest.jsonobserved eb01c65a1899c9f7c0cb35f1b4d6f8ca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:01.032659Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057493/publication.mdobserved 3e9cbb326c83a7728aa55dd7ac4de049...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:01.012747Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057493/publication.txtobserved f70fb68408e453bfa0f13ea92c25c060...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. |
|---|