OT-2026-000009021
Publication integrity record
Foam pad vacuum gripper, three zone face, two stage ejector, vented after 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-2026-000009021) never changes.
Identity and time
| Publication number | OT-2026-000009021 · never reused |
|---|---|
| Internal UUID | 01a0ae6b-31b8-7a70-9aab-9ca10d68d241 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:10:55.823363Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000009021 |
| Status | PUBLIC |
Content hashes
| Canonical text | b1ea49ef2a4d9859f4376892df367c9907fda6faa30707b73c60590bf061ce71 |
|---|---|
| Markdown | a6037e091f4adb1fbf248a608fc6bd597903c81afd0782f149d0e11f4f41f7d2 |
| Publication page | 7a91cc0e00f3951e58bb0ccb654a0b82a5079a4c37c69f3cbaa845c203f0681b |
| Manifest | eb64d19cc028c190b8d3e029bf5a2dbe959f0a2700724134f37258ae420ab78c |
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 | 6IZZpOShb49BsxBd+xg6eWQRiL8iYYKt8s6aomisWCtUOhbE3XirP8nDXJmZPX2EkEVgmmSajH7b1qSo7jizCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:27:08Z batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof root 20fdfaa98ae3657e4211fd7783095876... |
|---|
Independent retrieval
| 2026-09-17T12:17:39.790328Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009021observed 7a91cc0e00f3951e58bb0ccb654a0b82...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:17:39.770768Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009021/manifest.jsonobserved eb64d19cc028c190b8d3e029bf5a2dbe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:17:39.751050Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009021/publication.mdobserved a6037e091f4adb1fbf248a608fc6bd59...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:17:39.731480Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009021/publication.txtobserved b1ea49ef2a4d9859f4376892df367c99...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. |
|---|