OT-2026-000072885
Publication integrity record
Three cup vacuum gripper, three zone face, four outlet manifold, pump fed, supply line pressure sensor, 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-2026-000072885) never changes.
Identity and time
| Publication number | OT-2026-000072885 · never reused |
|---|---|
| Internal UUID | 01a0ae92-89db-7deb-8ca2-040b15b06181 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:54.283203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072885 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5ba43be31b8a99222e5aac52835ab59f09b5b04902d48fe44294182ce3d5a985 |
|---|---|
| Markdown | 24022184da98c58e5074841064bcd4ad1f907adbeb262f94b8fcd41b1036a121 |
| Publication page | ed0340026d780a98760746f0ff7c7dfbe349ee57afaffefc524ff1690040bf26 |
| Manifest | 915e4fa72ba4fc913c46765c9182c2d8a56ad36c51bcbb7250b4d122be634dd7 |
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 | pSXWoGiur1e8ZXuMDXYLYmHL3c0vv9sYYHDEtgsHUK8uUhP34jXsHrgiC0HJaz6ZPoEfT5VkdPot7dgMwn7gDg== |
| 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
| 2026-09-17T10:22:48.846999Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072885observed ed0340026d780a98760746f0ff7c7dfb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:22:48.829297Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072885/manifest.jsonobserved 915e4fa72ba4fc913c46765c9182c2d8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:48.811931Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072885/publication.mdobserved 24022184da98c58e5074841064bcd4ad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:48.795350Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072885/publication.txtobserved 5ba43be31b8a99222e5aac52835ab59f...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. |
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