OT-2026-000073971
Publication integrity record
Two cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, manifold pressure sensor, pulsed 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-2026-000073971) never changes.
Identity and time
| Publication number | OT-2026-000073971 · never reused |
|---|---|
| Internal UUID | 01a0ae93-2b8e-71f1-a201-cbdb162fc3a5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:35.679268Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000073971 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7e0027dff65dc93b97f56dd158d4572792c3687967a14e93f87bf3bbbd6f7880 |
|---|---|
| Markdown | 0d7cc1691becb835e4705937024b97dc69ed497ea1b1a7660196f6725cc9442f |
| Publication page | ddceeb62f5534dfd6d857f91c28c2f1d8e4db7f077957d03ce0e61274f99fe3b |
| Manifest | b99f7a74487f8550a470733d2777436f5a18de70d2f0bd8fe4621b4940c4c5f3 |
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 | 8Ri81EL1Zpb9vFOF3ykmsC8nmJVIzlgtLb9Vybs2k7vXZpoAvl5p6aU/c/oUCFVFURjhpCD0KX14E7E1gw9mBw== |
| 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
| 2026-09-17T10:20:15.946620Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073971observed ddceeb62f5534dfd6d857f91c28c2f1d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:20:15.924995Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073971/manifest.jsonobserved b99f7a74487f8550a470733d2777436f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:15.905002Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073971/publication.mdobserved 0d7cc1691becb835e4705937024b97dc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:15.884477Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073971/publication.txtobserved 7e0027dff65dc93b97f56dd158d45727...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. |
|---|