OT-2026-000003544
Publication integrity record
Vacuum cup gripper, three zone face, six outlet manifold, three stage ejector
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-2026-000003544) never changes.
Identity and time
| Publication number | OT-2026-000003544 · never reused |
|---|---|
| Internal UUID | 01a0a90a-5444-7a5a-baed-7015f443799b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:07:01.578494Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003544 |
| Status | PUBLIC |
Content hashes
| Canonical text | e9b09c3070ed3485ff5c05c003c1f41d9e500160401fe192a75a19662af5cc82 |
|---|---|
| Markdown | 497e18f9c70504e85c7acc1186b55efca4e46466aea849ef7a31f37ca743656b |
| Publication page | b4d15803e25fc6d721d6da12982b19997140650bd28214c6b26507b93f884ff2 |
| Manifest | a1279f47cfdb79313fed501c691ab1ddaad9898876f1281e8448453428f3724e |
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 | 6HJ5jWu526i/XoUFESAOhVtD3fYUk02Hs8jtlw1gnvFsLw02BN1MBbYy48eaM6IGeg3QX3nhjJVY0uIt/GSbBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:07:02Z batch OT-TS-2026-W38-008 · RFC 3161 token · inclusion proof root e9da7eb1c397f1749e5915c5a39dbbcf... |
|---|
Independent retrieval
| 2026-09-16T08:50:33.159061Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003544observed b4d15803e25fc6d721d6da12982b1999...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:50:33.143848Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003544/manifest.jsonobserved a1279f47cfdb79313fed501c691ab1dd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:33.128682Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003544/publication.mdobserved 497e18f9c70504e85c7acc1186b55efc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:32.971234Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003544/publication.txtobserved e9b09c3070ed3485ff5c05c003c1f41d...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. |
|---|