OT-2026-000066380
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000066380) never changes.
Identity and time
| Publication number | OT-2026-000066380 · never reused |
|---|---|
| Internal UUID | 01a0ae8e-ce40-79ea-9121-f2e5693db5a2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:49:49.649149Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000066380 |
| Status | PUBLIC |
Content hashes
| Canonical text | be87d41392a10fb96f235aa83c71761b113ffcdf1a282bda6233a137c53a2f1c |
|---|---|
| Markdown | 96503a05061b56ddcabc3bd8443811d666763b4006408a3b20ec30cef39bcd30 |
| Publication page | d302f1d80c60e4e8e79565320e53b7b54da5287edd1d6125149ba4e7e4245fa9 |
| Manifest | fa2d5c90f625f9172bb25e89ee7fdba30cdd3c72a7b41795908e58c7f4dc5c96 |
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 | Qae7wPNtp17m95yQ7wjcfzYJXCW3spTF1AM6O68VLPJhB7xt1J46qRud10J4Zw4BVe85Rd6zGNb+Lh+RGNVLDg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-10-15T12:41:56.047968Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066380observed d302f1d80c60e4e8e79565320e53b7b5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-15T12:41:55.994606Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066380/manifest.jsonobserved fa2d5c90f625f9172bb25e89ee7fdba3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-15T12:41:55.939236Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066380/publication.mdobserved 96503a05061b56ddcabc3bd8443811d6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-15T12:41:55.815871Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066380/publication.txtobserved be87d41392a10fb96f235aa83c71761b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-05T12:42:01.047666Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066380observed d302f1d80c60e4e8e79565320e53b7b5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-05T12:42:00.998290Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066380/manifest.jsonobserved fa2d5c90f625f9172bb25e89ee7fdba3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-05T12:42:00.948244Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066380/publication.mdobserved 96503a05061b56ddcabc3bd8443811d6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-05T12:42:00.835863Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066380/publication.txtobserved be87d41392a10fb96f235aa83c71761b...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 |
|---|