OT-2026-000052931
Publication integrity record
Two bellows cup vacuum gripper, two zone face, plant vacuum fed, supply line pressure sensor, pulsed blow-off 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-2026-000052931) never changes.
Identity and time
| Publication number | OT-2026-000052931 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a42f-7b75-a72a-8ff9d8f4823e · 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-2026-000052931 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7c50c0757c48ef95030d405b1ab29f13f220bbae2572f395b2e0b4cfedb2022e |
|---|---|
| Markdown | 0de1975f0dabe852c3d1eefffee5347ba4aa73a37d3018dd6c9813484ccd2091 |
| Publication page | c2319e61a4666777277e5238bfc29283e854fd727cbad8229761381112011d56 |
| Manifest | 36481ba1d0db9428ad8d6dddfa174e1f098b6e823d5538673a75ea81f61b1418 |
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 | Hr1fU+bN1l3/my/4WUBtDRybjswkU66Is9V/ubbweiwsOf2gP6Bwztr8p30gVZQMVlEqUuuOoKtEMxJuYMPWAQ== |
| 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
| 2026-09-17T10:56:34.909222Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052931observed c2319e61a4666777277e5238bfc29283...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:34.891673Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052931/manifest.jsonobserved 36481ba1d0db9428ad8d6dddfa174e1f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:34.875807Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052931/publication.mdobserved 0de1975f0dabe852c3d1eefffee5347b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:34.857677Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052931/publication.txtobserved 7c50c0757c48ef95030d405b1ab29f13...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. |
|---|