OT-2026-000052321
Publication integrity record
Single cup vacuum gripper, two stage ejector, vented before 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-2026-000052321) never changes.
Identity and time
| Publication number | OT-2026-000052321 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e791-711f-b6ba-2c0ca0e5983d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052321 |
| Status | PUBLIC |
Content hashes
| Canonical text | 56e9047a73899a1918d70e1bc1ed608647b4c7349281beb8dbd808e2dcbdd904 |
|---|---|
| Markdown | a0ac9c38ae43f38da17ff46000426b7bc763748fbd3664d76cb531a515a88ca8 |
| Publication page | cbc28dbcc9749c78ba7eb9a71fb5980cab3826064964acfe3d592e131930cdf0 |
| Manifest | fc5be92661d2a0945b1521fc513d908e7093ffe86e511cf1ee00e719fa0db567 |
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 | 4KRwvXaVGtVsL4Sw+sMKjebYBehJ71nXqqmI05oA0tE1nR5KLAZbEnIB9iOuDSah5aIQ7psJv1jojShSZ5pDCA== |
| 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
| 2026-09-17T10:58:00.503497Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052321observed cbc28dbcc9749c78ba7eb9a71fb5980c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:58:00.485856Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052321/manifest.jsonobserved fc5be92661d2a0945b1521fc513d908e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:00.469300Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052321/publication.mdobserved a0ac9c38ae43f38da17ff46000426b7b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:00.451147Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052321/publication.txtobserved 56e9047a73899a1918d70e1bc1ed6086...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. |
|---|