OT-2026-000005870
Publication integrity record
Porous face vacuum gripper, pump fed, pressure verified, 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-2026-000005870) never changes.
Identity and time
| Publication number | OT-2026-000005870 · never reused |
|---|---|
| Internal UUID | 01a0a947-9f2e-79dd-a210-a13cde50e35d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:13:58.448890Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005870 |
| Status | PUBLIC |
Content hashes
| Canonical text | a756e9862a1b5cc3649f61bf4a5f469736f87d5d5d9d83234bc5d1ab19fab072 |
|---|---|
| Markdown | 1e9d48cd68e297469850ac0ca4010ad1087f9da30a509f35139395f3e4419af7 |
| Publication page | 5304c78204916212a3a8fd97e268e4e5bd0561401935c5e83c9a25a8f2086293 |
| Manifest | 311361c35f99192c77d0d36a556a536c3369f487c0b9a0138976b41065525e0f |
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 | FBc1SBXFY2gqdPMwOZRuWm5ZqZobTvnrjai2Y+wE5LzCqliESUUNW+KtZGzueC8tpy0yiy5jaXefTMl8zBsbCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:27:03Z batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof root dbe93cb6b2158496df2f60f3b6822537... |
|---|
Independent retrieval
| 2026-09-16T08:20:23.388202Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005870observed 5304c78204916212a3a8fd97e268e4e5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:20:23.373522Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005870/manifest.jsonobserved 311361c35f99192c77d0d36a556a536c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:23.237822Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005870/publication.mdobserved 1e9d48cd68e297469850ac0ca4010ad1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:23.222294Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005870/publication.txtobserved a756e9862a1b5cc3649f61bf4a5f4697...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. |
|---|