OT-2026-000090517
Publication integrity record
Foam pad vacuum gripper, four zone face, single stage ejector, pressure sensor per zone, sustained 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-2026-000090517) never changes.
Identity and time
| Publication number | OT-2026-000090517 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2e-7990-b40f-60923bf57f9c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090517 |
| Status | PUBLIC |
Content hashes
| Canonical text | c1ded847187a919ee063d2fd1dcf620f9a6fc5db00c0bd9473bf220686fdc613 |
|---|---|
| Markdown | 148e326306e9aeae66034229f541efbfdefd607c7cd6eef7411fd58fb55a8f7e |
| Publication page | c08937c5decc0d2210fc9666f0415a4c78f81959b1bf5aa1517e0c5507c05756 |
| Manifest | 99f2913f83e806f1790cc7a08677c6e2d5f0046543069bbfd844be9df502ced1 |
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 | YL8qdLt58qT09hdq2finNSLvzYiU3jHsvq9o+PAW5GdZZOltK+WfWgrWwGtCinoJ8Jaa3TYGFN4A4kaP6WgFCw== |
| 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
| 2026-09-17T09:44:41.186620Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090517observed c08937c5decc0d2210fc9666f0415a4c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:41.167627Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090517/manifest.jsonobserved 99f2913f83e806f1790cc7a08677c6e2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:41.149086Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090517/publication.mdobserved 148e326306e9aeae66034229f541efbf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:41.130045Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090517/publication.txtobserved c1ded847187a919ee063d2fd1dcf620f...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. |
|---|