OT-2026-000005195
Publication integrity record
Bellows cup vacuum gripper, two zone face, common isolation valve, pump fed
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-2026-000005195) never changes.
Identity and time
| Publication number | OT-2026-000005195 · never reused |
|---|---|
| Internal UUID | 01a0a930-eadc-7f42-b44f-bc676dc3eed1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:49:10.495317Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005195 |
| Status | PUBLIC |
Content hashes
| Canonical text | cb52a73ffa756143da2f5433d03634ebeea8fc236f7b8441ace6e3e73d88187c |
|---|---|
| Markdown | 7aaa35cf40073f1ae84e02ea892b3fc53db888a3c11524e1c35763004c76f7bb |
| Publication page | c2fd60dba8807bcc1fc8bf235fe1f65bc27ca6996099ad3f4807c6578429f020 |
| Manifest | a4b1dd1aab82aa24dd29e906f9866cc7569cd38b0e0292eb9343c66bf34ee79d |
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 | SCTCCpYIC1jFrCiTHTG52eMB32JKV6WZynEtm6O0+i36SkEh/hMsSvdSqRpYgKpV/168bUw5IFdoT2n7wYGIBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T07:50:04.987501Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005195observed c2fd60dba8807bcc1fc8bf235fe1f65b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:50:04.975194Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005195/manifest.jsonobserved a4b1dd1aab82aa24dd29e906f9866cc7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:04.961398Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005195/publication.mdobserved 7aaa35cf40073f1ae84e02ea892b3fc5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:04.946027Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005195/publication.txtobserved cb52a73ffa756143da2f5433d03634eb...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. |
|---|