OT-2026-000080987
Publication integrity record
Three bellows cup vacuum gripper, three zone face, common isolation valve, pump fed, sustained blow-off 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-2026-000080987) never changes.
Identity and time
| Publication number | OT-2026-000080987 · never reused |
|---|---|
| Internal UUID | 01a0ae96-b975-7d11-b8e5-2aa1b28746fa · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:28.739380Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000080987 |
| Status | PUBLIC |
Content hashes
| Canonical text | e76604869f65105eb6094e2300ce9209ab1f85c23878b644d848312a1b459b42 |
|---|---|
| Markdown | 706317e9b783475dee6fa16c087873560fe6d09fcd8e8e2aef12fdc26e7a9bb8 |
| Publication page | c87bf4d775a048b8e68ad0fb812e5b0f50530ddec0f0e4957fe0991405765537 |
| Manifest | 443c10e42b8960091275012f6f21a75902f13e3c11b4a4da64f7d522a1c73f5b |
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 | Ch1YPlyfoQTMLAHBp+T0Er7QG06UYncaoL+g7xefNffoLbxA+jp8Zn3TBOvgPkXGXrpu4aqH5Eo/6s5CGoMwBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:02:16.232830Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080987observed c87bf4d775a048b8e68ad0fb812e5b0f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:02:16.216559Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080987/manifest.jsonobserved 443c10e42b8960091275012f6f21a759...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:02:16.200237Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080987/publication.mdobserved 706317e9b783475dee6fa16c08787356...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:02:16.182654Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080987/publication.txtobserved e76604869f65105eb6094e2300ce9209...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. |
|---|