OT-2026-000007019
Publication integrity record
Porous face vacuum gripper, two outlet manifold, plant vacuum fed, pressure verified, open cell
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-2026-000007019) never changes.
Identity and time
| Publication number | OT-2026-000007019 · never reused |
|---|---|
| Internal UUID | 01a0a96f-bfc1-7c24-be26-11988112aa3c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:57:48.228731Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007019 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4a3eb3a205d6e7d11bed8fefbc59a3f5f8098d98fb798e02a48f6a4a5d0eb4b4 |
|---|---|
| Markdown | e53451027eeb48b5eec81c124d946d36a142a822320153d6cf6c8a88cf20c927 |
| Publication page | 34d18be8b08b4bcf0c11d6d8c7c8b65548ecfac8ac7918d5fb116e97728c2d01 |
| Manifest | 52356f6b55ee6f207b7577683fc7c0c51841c3e3bc1059ca1b03241d04df9e3c |
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 | Yzsn91hkq1ujXvCr/QSCkDxnB7Low21L+Fh0UM67mwu9GhTS6WNULeZGGsYZIfQcrB4EIkALCO/4Nax7Mw+HAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T09:07:03Z batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof root 2354c19da800f8df297acf3cddd64d4d... |
|---|
Independent retrieval
| 2026-09-16T09:00:11.141212Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007019observed 34d18be8b08b4bcf0c11d6d8c7c8b655...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:00:11.127838Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007019/manifest.jsonobserved 52356f6b55ee6f207b7577683fc7c0c5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:00:10.992589Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007019/publication.mdobserved e53451027eeb48b5eec81c124d946d36...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:00:10.978642Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007019/publication.txtobserved 4a3eb3a205d6e7d11bed8fefbc59a3f5...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. |
|---|