OT-2026-000028736
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, sustained 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-2026-000028736) never changes.
Identity and time
| Publication number | OT-2026-000028736 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2fa-7a8f-91a6-9ab8e5d1217b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028736 |
| Status | PUBLIC |
Content hashes
| Canonical text | e46beed524eb4455e822f634d8ee2d3cbf2b531d5f9d52c76498b75ba1e9bb90 |
|---|---|
| Markdown | 2b8f1e1234d20c17d2afd56b8056cc79bd5ddcf2d3dfb55182094344c3b9d82c |
| Publication page | 12f4f8ee75fa722a785ab8fe75f11576e3c639f66d47325f77aa1d0cd18c9f7e |
| Manifest | 56bc366ec4bd9f6de60f6a757615ca153420068235aa007c4e8a393915e9880c |
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 | CO6a5LM3MidDCsj3iGbHcVlb5v/rsRHz68GU+XWu2vVmLsbAI6NFdawuuoglzYK642Mmf8WMaYFht7fEY9MJDA== |
| 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
| 2026-09-17T11:41:45.062666Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028736observed 12f4f8ee75fa722a785ab8fe75f11576...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:41:45.044090Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028736/manifest.jsonobserved 56bc366ec4bd9f6de60f6a757615ca15...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:45.024533Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028736/publication.mdobserved 2b8f1e1234d20c17d2afd56b8056cc79...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:45.004146Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028736/publication.txtobserved e46beed524eb4455e822f634d8ee2d3c...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. |
|---|