OT-2026-000052740
Publication integrity record
Single bellows cup vacuum gripper, three stage ejector, supply line pressure sensor, pulsed blow-off after set-down
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-2026-000052740) never changes.
Identity and time
| Publication number | OT-2026-000052740 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a42d-7b32-a160-9d6c5320861d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052740 |
| Status | PUBLIC |
Content hashes
| Canonical text | bd601fa9f1f566550d0ae4070e9a43f2c02d9d18ed5fee11c974e0245987bafd |
|---|---|
| Markdown | af0181f97389a232f547a4b05547156ce543f72b99e6cb496e4d44ec17535ad0 |
| Publication page | bf7f15c26887796817a9a361e8ac554a17e6f617de25e79594c38abf63ced7d4 |
| Manifest | 09801c73463853c9833e575d4e0ed69efafe0f0cb07f7d1106e4beab77068968 |
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 | 4OC91peAyAQ6iR23FrYlE1++rKJk/F3peQ9jssht4Tp+VfFzM9SFbp+dL1y7+XdKAzgBaOtmyuwnE/SHrm8DCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:55:44.275529Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052740observed bf7f15c26887796817a9a361e8ac554a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:44.258266Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052740/manifest.jsonobserved 09801c73463853c9833e575d4e0ed69e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:44.239182Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052740/publication.mdobserved af0181f97389a232f547a4b05547156c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:44.219706Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052740/publication.txtobserved bd601fa9f1f566550d0ae4070e9a43f2...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. |
|---|