OT-2026-000052855
Publication integrity record
Foam pad vacuum gripper, three zone face, single stage ejector, supply line pressure sensor, pulsed 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-2026-000052855) never changes.
Identity and time
| Publication number | OT-2026-000052855 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a42f-789f-8f7f-75b5de0b5fb9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052855 |
| Status | PUBLIC |
Content hashes
| Canonical text | 77f5a7b71fe5cb9ecd35ff6d1cb5b07869c198c70c174facb08483781ed0a62d |
|---|---|
| Markdown | 19e5d2e790682eada18969e79142c5427c472d47cc22fd623d73b857612ea2bc |
| Publication page | 39c3004efc3212cea3b83723cdf829b94cfd89994cc52a086a4328068afb9dbf |
| Manifest | 044623fb7d4e934ce84893ae54142c5402f46f743689e80c3661899ccfa40f10 |
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 | G9TsxV1a8VYRjhz5INjmMZnQBuBL0VMnIy3Zq8VJJ35V7rvvojrrSDon86MzsqTnl2WW3KbaMBFWunS1WTnAAQ== |
| 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
| 2026-09-17T10:56:29.091861Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052855observed 39c3004efc3212cea3b83723cdf829b9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:29.074127Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052855/manifest.jsonobserved 044623fb7d4e934ce84893ae54142c54...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:29.057745Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052855/publication.mdobserved 19e5d2e790682eada18969e79142c542...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:29.038096Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052855/publication.txtobserved 77f5a7b71fe5cb9ecd35ff6d1cb5b078...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. |
|---|