OT-2026-000038026
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000038026) never changes.
Identity and time
| Publication number | OT-2026-000038026 · never reused |
|---|---|
| Internal UUID | 01a0ae77-f88b-730a-b4ef-ad0d46548993 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:24:53.146436Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000038026 |
| Status | PUBLIC |
Content hashes
| Canonical text | 530255adffb0bd2983328f7a7f2f8719470026c7e46a905b66de3402ec6359e3 |
|---|---|
| Markdown | d10bf85cbfe396ce9abf2c5cd4ac9afda4ae7a8b6a52180756569922f934085a |
| Publication page | f1af305a5fadb3d1effd6e2c666cf3034c392c3066effc7b90ac70f690ab03a2 |
| Manifest | 145be8f422d048fb191565b7137ead618c48740d55cb9b980c0a388818afacf7 |
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 | GCOzcyAEfHRMFhHKiNZWW4AOsY77AY6crbcMO2+c5R/0OhZA5Bk6GTsyYvwKu05JAy/4kc7m7mTIkkS1Sr53BQ== |
| 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
| 2026-10-17T12:41:38.621961Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038026observed f1af305a5fadb3d1effd6e2c666cf303...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-17T12:41:38.573227Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038026/manifest.jsonobserved 145be8f422d048fb191565b7137ead61...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-17T12:41:38.523487Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038026/publication.mdobserved d10bf85cbfe396ce9abf2c5cd4ac9afd...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-17T12:41:38.440018Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038026/publication.txtobserved 530255adffb0bd2983328f7a7f2f8719...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-10T20:41:14.211952Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038026observed f1af305a5fadb3d1effd6e2c666cf303...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-10T20:41:14.135213Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038026/manifest.jsonobserved 145be8f422d048fb191565b7137ead61...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-10T20:41:14.029342Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038026/publication.mdobserved d10bf85cbfe396ce9abf2c5cd4ac9afd...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-10T20:41:13.924874Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038026/publication.txtobserved 530255adffb0bd2983328f7a7f2f8719...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 |
|---|