OT-2026-000029115
Publication integrity record
Foam pad vacuum gripper, two zone face, common isolation valve, single stage ejector, pulsed 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-2026-000029115) never changes.
Identity and time
| Publication number | OT-2026-000029115 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9f-7810-8964-b0ea84382153 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029115 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2691ec24b361e06518684a076a13763eb56e6661641d7f6eb896304327634449 |
|---|---|
| Markdown | 3787a4ce39e32845ea055a24cf28f82ce55d38bb9e6f304632002746c6d0b40f |
| Publication page | 37ef595b61052b7e12c9b6b456861089d89cc2f0f36baf037c3b5feec813d8c6 |
| Manifest | cc84b37c4529d76286bd61f0355e5d4b7c2e6b626a2f23356e25b3d1d0b17427 |
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 | vTkfB2du/jKcVbvJc6OacqQpOSf8SSgKVj1fAY6Ahtv3S3rbgYheeUOkVZS61fo7PVmLagakLl7oyyb5cXhhAw== |
| 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
| 2026-09-17T11:39:35.820118Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029115observed 37ef595b61052b7e12c9b6b456861089...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:35.802010Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029115/manifest.jsonobserved cc84b37c4529d76286bd61f0355e5d4b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:35.784134Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029115/publication.mdobserved 3787a4ce39e32845ea055a24cf28f82c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:35.762115Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029115/publication.txtobserved 2691ec24b361e06518684a076a13763e...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. |
|---|