OT-2026-000004987
Publication integrity record
Bellows cup vacuum gripper, two zone face, ejector fed, sustained blow off before 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-2026-000004987) never changes.
Identity and time
| Publication number | OT-2026-000004987 · never reused |
|---|---|
| Internal UUID | 01a0a92a-2403-7e42-8b5f-687eeae3f814 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:41:46.373794Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004987 |
| Status | PUBLIC |
Content hashes
| Canonical text | e78e32cec44db0331b353e71413e7f88c01287c32ea7a00a8d0b416841809340 |
|---|---|
| Markdown | bcc48b1d0ab1a80adb9d30db35fc8a10598c054ef66e07544372c79badae394c |
| Publication page | 763cdb75eb5aa07337e6c1a7d179cabb3e263a575450afe4662b3fd3a77fffc3 |
| Manifest | 6519c447a0e65e7faf67a680a520b9f4a503fafdd04a0b7c9c13c47d12af8d4b |
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 | RzG5CPkyivlLk6DyG8CUin4TnIGcsxJL8y0PZwkRAHVpXT6Zebf11SZHILytrKy7gWNq1WpaHcYYWPWkBpStDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:50:27.738831Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004987observed 763cdb75eb5aa07337e6c1a7d179cabb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:50:27.725336Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004987/manifest.jsonobserved 6519c447a0e65e7faf67a680a520b9f4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:27.712270Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004987/publication.mdobserved bcc48b1d0ab1a80adb9d30db35fc8a10...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:27.698760Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004987/publication.txtobserved e78e32cec44db0331b353e71413e7f88...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. |
|---|