OT-2026-000023641
Publication integrity record
Single cup vacuum gripper, single stage ejector, 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-2026-000023641) never changes.
Identity and time
| Publication number | OT-2026-000023641 · never reused |
|---|---|
| Internal UUID | 01a0ae70-aed3-7620-8fe0-f08b743e7afc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:55.528856Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000023641 |
| Status | PUBLIC |
Content hashes
| Canonical text | ea1b91a2c5da22ccae5ac15cd833d428c76c7f3169b56a83e38a9f6c8328fab6 |
|---|---|
| Markdown | 7588bde25363ff5adbfb77871e1cbccc0d8d6cf110e0f426e9a4394a45bb8086 |
| Publication page | 48ca69fe90f0ca3a62f83522804cbbb4fc3cec111fffeb53a79bb062c894a402 |
| Manifest | f52cb0c1f5b596068bc9359428c33a78b1e182cdb61119413429a559e5ff05e8 |
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 | bl9Sd/U9JhEEIatUTK3HWXK33B9bVbBX1NBO6fbsyF22TbtoyuYMsYG4+VnGSJFZjLyoVIcUaTu1Ejo9s5YVAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:49:57.052909Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023641observed 48ca69fe90f0ca3a62f83522804cbbb4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:49:57.027930Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023641/manifest.jsonobserved f52cb0c1f5b596068bc9359428c33a78...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:49:51.072465Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023641/publication.mdobserved 7588bde25363ff5adbfb77871e1cbccc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:49:51.057429Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023641/publication.txtobserved ea1b91a2c5da22ccae5ac15cd833d428...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. |
|---|