OT-2026-000072715
Publication integrity record
Three cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, 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-2026-000072715) never changes.
Identity and time
| Publication number | OT-2026-000072715 · never reused |
|---|---|
| Internal UUID | 01a0ae92-89d9-75ff-80ef-7f6cf67765a2 · 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-2026-000072715 |
| Status | PUBLIC |
Content hashes
| Canonical text | a4e3c27fe9f8661c061e2900756d417b1ede9ed5e103624b63fec5d26b59a601 |
|---|---|
| Markdown | 9a5b6edc598f42ff80e0c4dbff6f63e72a3240a9aba777c9f44d82e99fa1bc2a |
| Publication page | 0ae292977dcbcf180b496e9b156fc2af3c7ce4035b40a7865d7db6a2f4fce09e |
| Manifest | fdd06daaf7af153b920dd5f83f2dd34db68d4b9433ea89544b6ede6452744234 |
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 | gC7wskH+Stu1LXodG2AdmXR8EIoSiBAvLBy1FVcKibPxvtgk6XASUbJmil4IdjR5zaprA+Y2G4rLZhXzjbDbCA== |
| 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
| 2026-09-17T10:22:36.758104Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072715observed 0ae292977dcbcf180b496e9b156fc2af...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:22:36.740954Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072715/manifest.jsonobserved fdd06daaf7af153b920dd5f83f2dd34d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:36.724787Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072715/publication.mdobserved 9a5b6edc598f42ff80e0c4dbff6f63e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:36.707413Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072715/publication.txtobserved a4e3c27fe9f8661c061e2900756d417b...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. |
|---|