OT-2026-000027987
Publication integrity record
Two cup vacuum gripper, two zone face, per zone isolation, two stage ejector, 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-2026-000027987) never changes.
Identity and time
| Publication number | OT-2026-000027987 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a51f-71cf-8253-87a922115fdf · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027987 |
| Status | PUBLIC |
Content hashes
| Canonical text | c7a0195a1ad769955a5941815d05bf55b79fc74a2538db8ca965336f96e9fe4b |
|---|---|
| Markdown | c462a5d25cea748e6d6c74b77dc8789d433f9ba1b442b51291afb9a02cf1a149 |
| Publication page | 77fa5f55c279b547f0f2c36550f13e68c742fdd7862744baad5159c615a3fcba |
| Manifest | f6d9c45eff6498f19dd43cf6f17313faaff0529ae0024bdaa06960203968c675 |
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 | O9fmWDOyBfLPVKBF9qNFe/jf+OKWiPj2THip3jYsJUms91EZ9JRNUAmWSwBr16w1Kbb74UGLG7vcPPajGstXBw== |
| 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
| 2026-09-17T11:42:11.574629Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027987observed 77fa5f55c279b547f0f2c36550f13e68...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:11.558827Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027987/manifest.jsonobserved f6d9c45eff6498f19dd43cf6f17313fa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:11.541810Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027987/publication.mdobserved c462a5d25cea748e6d6c74b77dc8789d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:11.524350Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027987/publication.txtobserved c7a0195a1ad769955a5941815d05bf55...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. |
|---|