OpenTechnical

OT-2026-000006795

Publication integrity record

Vacuum cup gripper, two zone face, pump 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-2026-000006795) never changes.

Identity and time

Publication numberOT-2026-000006795 · never reused
Internal UUID01a0a967-a755-78aa-b709-3c34fe574fa5 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:48:57.688348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006795
StatusPUBLIC

Content hashes

Canonical text14e108022289c1f51c7f10564baa8cc5e4dc701b35957995e06521e987a4a6d9
Markdownf5041ba9d650bf8e07538e860928b36914dc8e0a626b471b755c198b7d6a5268
PDF
Publication page139918f0ed211cb68f10689ac7f49c6201a0fa14b7d299e9862b518620644d4e
Manifest4a1396ec7a33c967fefe66beebd7cb322fc4ff4cbbbb24b5793c7ce253c51424

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
Signaturesx5OnxgUDEyM4yhsfcjuVLuTgtt9EReAEx5f+alob6aXEKhLQp0Q3wydvIX7zkZiKNTPDr+ooSnb9MpGWKWOAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T08:50:05.628120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006795
observed 139918f0ed211cb68f10689ac7f49c62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:05.496198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006795/manifest.json
observed 4a1396ec7a33c967fefe66beebd7cb32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:05.481044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006795/publication.md
observed f5041ba9d650bf8e07538e860928b369...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:05.465929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006795/publication.txt
observed 14e108022289c1f51c7f10564baa8cc5...
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.