OT-2026-000102204
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, pump fed, pulsed blow-off after 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-2026-000102204) never changes.
Identity and time
| Publication number | OT-2026-000102204 · never reused |
|---|---|
| Internal UUID | 01a0aea4-50f3-77da-8133-157b538d7b17 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:13:19.361569Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000102204 |
| Status | PUBLIC |
Content hashes
| Canonical text | aa272722ca345ecc27375502c8b713ed0dc67795cf27d6453ad1da30fb472d50 |
|---|---|
| Markdown | d6cac86dae72635ac0dc74649a8f7b50ce68411f9f37a5d94aabc7c5715c0109 |
| Publication page | 39a6b23311b0428f22a0cf1c46ff472a37adb14abdabb256e1dacae7f02ebc62 |
| Manifest | 641216814932bf5907359f2d1a003f71bfbd245b8bdc988b2ac85dd76497d67c |
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 | vPffbK2bPGTcPhjRjlChvztgJq3ZVF9HJ46RBVP0gUH1n5rAwt1wC1il9JBrmonih2zgK1MDNoifw3qT7Vw/Bw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:25:22.672854Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000102204observed 39a6b23311b0428f22a0cf1c46ff472a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:25:22.656160Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000102204/manifest.jsonobserved 641216814932bf5907359f2d1a003f71...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:25:22.639186Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000102204/publication.mdobserved d6cac86dae72635ac0dc74649a8f7b50...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:25:22.621435Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000102204/publication.txtobserved aa272722ca345ecc27375502c8b713ed...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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