OT-2026-000039992
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000039992) never changes.
Identity and time
| Publication number | OT-2026-000039992 · never reused |
|---|---|
| Internal UUID | 01a0ae78-d8d7-7d2f-b046-c3fa620c6aa9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:25:50.683051Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000039992 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2b9a7afd825df16b48e514432ab19e88d342cfe03b0d23bda55e939c3b98d295 |
|---|---|
| Markdown | 155c052281ffb19a94104390b175e26f43a8b1a1319983201a2027bfd5eeb5c6 |
| Publication page | 621532870740d00cf766ec53693b8f6c31202c622e3d9d616d0c8f19ab564a97 |
| Manifest | 30f7d1bc89550dbb744ef49e15fe5e83babc03ff2b1e2d38f9772433d15da314 |
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 | rzPxjNXl4V4Qxbm1Kw487EV2iH5Oj2mF4oOwB+OUJp+SxUPPr6OSTZdqbg3PSpTEy3t6kgbr1aqYLd29oZN7Bg== |
| 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
| 2026-10-27T04:23:50.910884Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039992observed 621532870740d00cf766ec53693b8f6c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-27T04:23:50.895765Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039992/manifest.jsonobserved 30f7d1bc89550dbb744ef49e15fe5e83...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-27T04:23:50.879401Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039992/publication.mdobserved 155c052281ffb19a94104390b175e26f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-27T04:23:50.862214Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039992/publication.txtobserved 2b9a7afd825df16b48e514432ab19e88...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-04T16:41:47.400003Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039992observed 621532870740d00cf766ec53693b8f6c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-04T16:41:47.301708Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039992/manifest.jsonobserved 30f7d1bc89550dbb744ef49e15fe5e83...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-04T16:41:47.229194Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039992/publication.mdobserved 155c052281ffb19a94104390b175e26f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-04T16:41:47.157982Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039992/publication.txtobserved 2b9a7afd825df16b48e514432ab19e88...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|