OT-2026-000056148
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, two stage ejector, sustained blow-off after set-down
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-2026-000056148) never changes.
Identity and time
| Publication number | OT-2026-000056148 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a4b-712a-a055-45884cd856b7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056148 |
| Status | PUBLIC |
Content hashes
| Canonical text | de513fd8b8ee229864127150b90a60aa894b53c02f51f258e9cc2328d40d25f8 |
|---|---|
| Markdown | 8a41b29dcc348a1fab7da9a78124baf976a5d95a05323ff121a2ce00562aa964 |
| Publication page | d9c17b2e29f02d735d452ef87f6467bfc136f617515f10e3242f86734c8c4a3f |
| Manifest | 07503c86a54522f397dceeaba43e36c12f99e2e0c625440889258715a87d0a1f |
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 | pyXXCKemvFY7t0ntDJUmFpsJJULHRYMsbkhJmKwZNWn8BRMz4Zgwhke1SBKYfzILSsPNdli4dmZG8pQpaDe5BQ== |
| 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
| 2026-09-17T10:51:42.130078Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056148observed d9c17b2e29f02d735d452ef87f6467bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:42.041570Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056148/manifest.jsonobserved 07503c86a54522f397dceeaba43e36c1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:42.022730Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056148/publication.mdobserved 8a41b29dcc348a1fab7da9a78124baf9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:42.004690Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056148/publication.txtobserved de513fd8b8ee229864127150b90a60aa...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. |
|---|