OpenTechnical

OT-2026-000007374

Publication integrity record

Vacuum cup gripper, four outlet manifold, two stage ejector, pressure verified, vented 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-2026-000007374) never changes.

Identity and time

Publication numberOT-2026-000007374 · never reused
Internal UUID01a0a97c-8453-7270-a9e8-f92c25fb08a7 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:11:44.983289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007374
StatusPUBLIC

Content hashes

Canonical text242de339497276e6972c770d3afe6113ecd34bdb63a3219f8d923e9f1f8ca82f
Markdown520797ec95bf37ea398a75ad773607a6fb754c3a86d3a4c1ffee8dd626e0b257
PDF
Publication pagea0fe3ed7d84e502a4f894c9bde01b3f1bfd943ee8e06172d0e4704b8cd115415
Manifest5188019400e7c8fb8386dc40d094fe6028882dbfcb3fa5ecc791f95bfc87719d

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature+ybdx5n6EJj7z0WFa1uRQKGl5BHOU6tVqozgHKnMJ6yQo5LTBerhcaFPsmo41KAFAiCSGYTxp+wEv+3ulK0qBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:20:33Z
batch OT-TS-2026-W38-015 · RFC 3161 token · inclusion proof
root 07bfbe2fb3517c1c41f239fb2e682fbe...

Independent retrieval

2026-09-16T09:20:08.957950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007374
observed a0fe3ed7d84e502a4f894c9bde01b3f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:08.945363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007374/manifest.json
observed 5188019400e7c8fb8386dc40d094fe60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:08.931461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007374/publication.md
observed 520797ec95bf37ea398a75ad773607a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:08.916452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007374/publication.txt
observed 242de339497276e6972c770d3afe6113...
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 archivePending 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 packagePending Custody packages are produced weekly.