OT-2026-000103987
Publication integrity record
Foam pad vacuum gripper, four zone face, per zone isolation, 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-2026-000103987) never changes.
Identity and time
| Publication number | OT-2026-000103987 · never reused |
|---|---|
| Internal UUID | 01a0aea5-15e8-7b00-bb8c-718a9c3e3590 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:14:09.781581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000103987 |
| Status | PUBLIC |
Content hashes
| Canonical text | e1d0585f3c62449b18b5d06d8004c77fc21a7e9fbb32f5f0cecc042889e8cb12 |
|---|---|
| Markdown | fcf0a55a8d4697f5e72849278ec0b2e87532e626d016374a75b85e1cbc0bf7d9 |
| Publication page | 362f38047dcd01702342126c5f99f142c248e33cab947aabe803aeb5953a058e |
| Manifest | a2db8c779224d5dceffaa691cf2d3d02d0c76888896a3212623ed9f8f756d217 |
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 | SDgGjSV2I05LaFWnT79Q7PE3xpZsbjBV8Wr2SKvvjBgkKKuYR+Nzf4eIE8z00eydLzaAbdzqmC/lAK98HWXpDA== |
| 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
| 2026-09-17T09:21:59.565204Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103987observed 362f38047dcd01702342126c5f99f142...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:21:59.547635Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103987/manifest.jsonobserved a2db8c779224d5dceffaa691cf2d3d02...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:21:59.528274Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103987/publication.mdobserved fcf0a55a8d4697f5e72849278ec0b2e8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:21:59.509708Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103987/publication.txtobserved e1d0585f3c62449b18b5d06d8004c77f...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. |
|---|