OpenTechnical

OT-2026-000007375

Publication integrity record

Porous face vacuum gripper, six outlet manifold, ejector fed, contact triggered, 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-2026-000007375) never changes.

Identity and time

Publication numberOT-2026-000007375 · never reused
Internal UUID01a0a97c-8d2f-7947-b515-76cc7f8fdbf8 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:11:47.249819Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007375
StatusPUBLIC

Content hashes

Canonical text3cfebe9f08e905a9bcab0ffb8ea706d978273a0f0f9a01ac3919b0eb3a15ee56
Markdown648a398ee1669a8140b3004ea8a7c0dfe2e6ac32714f42696b5d44624569ad2c
PDF
Publication page338509b1f2b6f61004ff325d784485bb1b49ef42ee0470c637a3b05686733576
Manifest98bc8212432fef9108c4b0f6e6690dfeaeb56d25dce0b547c036b18102da3f68

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
SignatureyCb7WBCeLE5uIMlgViHARykejfo235If4VVktA8pelTAl4iD2VFeJv5JfmHe+VIW7EZNCS13HDWLSDcOtcg8BQ==
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

2026-09-16T09:20:08.901984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007375
observed 338509b1f2b6f61004ff325d784485bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:08.889303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007375/manifest.json
observed 98bc8212432fef9108c4b0f6e6690dfe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:08.875965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007375/publication.md
observed 648a398ee1669a8140b3004ea8a7c0df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:08.862810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007375/publication.txt
observed 3cfebe9f08e905a9bcab0ffb8ea706d9...
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.