OT-2026-000053052
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, 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-2026-000053052) never changes.
Identity and time
| Publication number | OT-2026-000053052 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a431-73b6-9f52-e3ac979c2ee1 · 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-2026-000053052 |
| Status | PUBLIC |
Content hashes
| Canonical text | d32cb1bbe863967f6f2108e879ee54defd173407b1bc172968bee860098af9fe |
|---|---|
| Markdown | ba4fe6c46b00022875c4b512d96561fdda7404ba3c5a99a3b67b7d853a0d2612 |
| Publication page | f3a79b493816c910a9b89f8d7b3a4ed660829300165b722491ef2d84a819d64b |
| Manifest | 3e5d3201ac8d31cfcc720a6e6fc73fccfc9f21cf1f4b7d53dc403f2c4a9d9bb5 |
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 | 75yey4q7Mfjp71Ib2HlcT2NQIVgCDo0Hc1pZlbFZziwEfOD1e+F6G/iqqrQ6g8dXQyj8QfnIDelVookrMBIrDA== |
| 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
| 2026-09-17T10:56:45.799578Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053052observed f3a79b493816c910a9b89f8d7b3a4ed6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:45.781224Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053052/manifest.jsonobserved 3e5d3201ac8d31cfcc720a6e6fc73fcc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:45.763388Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053052/publication.mdobserved ba4fe6c46b00022875c4b512d96561fd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:45.745583Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053052/publication.txtobserved d32cb1bbe863967f6f2108e879ee54de...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. |
|---|