OT-2026-000072680
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, vented 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-2026-000072680) never changes.
Identity and time
| Publication number | OT-2026-000072680 · never reused |
|---|---|
| Internal UUID | 01a0ae92-89d9-72e3-a394-2ad4f4ffede8 · 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-2026-000072680 |
| Status | PUBLIC |
Content hashes
| Canonical text | c49c03a94a4158e5abd41a7f634e85d41c186e1be4f123efd4895fc7b069c0ad |
|---|---|
| Markdown | e7d10fd9442622f1eb3c67316657cc02f53a1720983dbaae9a24edc25afaa41d |
| Publication page | 9ea73aa23ee4a7da6699a4b6cdf7751a431a20c2bdcce57c5ec8ae4071adf5e3 |
| Manifest | d87159e00924a248ed1d8b0d28d9dac81a499e476f31cdecefa4b13d2559ae09 |
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 | J5vk/9Kko9XIK8q09yoxsdXM4aev9tkyAnMN5slgTa0JqS0V8iLWsS6ty5otqNmdvPvP7jrEeQP9V9g4BvqRCw== |
| 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
| 2026-09-17T10:22:32.862381Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072680observed 9ea73aa23ee4a7da6699a4b6cdf7751a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:22:32.845723Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072680/manifest.jsonobserved d87159e00924a248ed1d8b0d28d9dac8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:32.829163Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072680/publication.mdobserved e7d10fd9442622f1eb3c67316657cc02...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:32.812234Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072680/publication.txtobserved c49c03a94a4158e5abd41a7f634e85d4...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. |
|---|