OT-2026-000027672
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum 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-2026-000027672) never changes.
Identity and time
| Publication number | OT-2026-000027672 · never reused |
|---|---|
| Internal UUID | 01a0ae72-699a-7f94-847c-fa91a15a5688 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:48.928538Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027672 |
| Status | PUBLIC |
Content hashes
| Canonical text | a18d7607ae275a89da649805bcef6389a0e11c05845884a4fe03a19e12d61b8b |
|---|---|
| Markdown | b6993fb36e6c3210e75f3b38e8f0094615dd8234fe4724735003c00f247592e4 |
| Publication page | ca4886545e1257718dd7f6901ef8c8b484a164573eca233ae5d7a97f10affdd0 |
| Manifest | 8a7608fb8f3b4929b172a4c7af7ba8730b183d7bfbd652d4cac082b2633ddd4e |
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 | ncq0kk4ip34ipxIPn4ADNvVQsEOGcghdh+/37g2TekyDF0pX15Evh3Wc9cNvmlnJZViIjGeLKUgvhtaeyClxCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:43:12.506424Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027672observed ca4886545e1257718dd7f6901ef8c8b4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:43:12.489454Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027672/manifest.jsonobserved 8a7608fb8f3b4929b172a4c7af7ba873...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:12.471980Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027672/publication.mdobserved b6993fb36e6c3210e75f3b38e8f00946...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:12.455506Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027672/publication.txtobserved a18d7607ae275a89da649805bcef6389...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. |
|---|