OT-2026-000055223
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, 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-2026-000055223) never changes.
Identity and time
| Publication number | OT-2026-000055223 · never reused |
|---|---|
| Internal UUID | 01a0ae86-a0ff-74b4-8af1-4e71499d3882 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:53.783868Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055223 |
| Status | PUBLIC |
Content hashes
| Canonical text | cf9978a4c26a320484960758e3bb150c26647d9738cca724c2d4725dd54d053d |
|---|---|
| Markdown | debc5242ed07368a19b82d9abfd878f17b70dfdb673a559bc0956284eed31e7a |
| Publication page | 57f7ba57a5ce1c08e3e52d377391d984eda85359e33a7746bf90ec14f50c0962 |
| Manifest | a024670bef235fd11c7a51089ef1efcacae1d4928bb8c0d6509375ff589ac267 |
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 | uEn5pz5p9zviFH3QhwxtmqrBzvPQVl/IhiA2uwYX+VFBtYZ0rmfP1ewCXawSWD+gLWncrLQ3G66COysIbP2RAQ== |
| 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
| 2026-09-17T10:51:48.130890Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055223observed 57f7ba57a5ce1c08e3e52d377391d984...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:48.114367Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055223/manifest.jsonobserved a024670bef235fd11c7a51089ef1efca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:48.097940Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055223/publication.mdobserved debc5242ed07368a19b82d9abfd878f1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:48.078924Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055223/publication.txtobserved cf9978a4c26a320484960758e3bb150c...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. |
|---|