OpenTechnical

OT-2026-000006083

Publication integrity record

Vacuum cup gripper, per zone isolation, pump fed, silicone cups, oval form

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-2026-000006083) never changes.

Identity and time

Publication numberOT-2026-000006083 · never reused
Internal UUID01a0a94e-c544-7b7b-93dc-4a1182482dad · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:21:46.951436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006083
StatusPUBLIC

Content hashes

Canonical text48838ca7354f52dd61e6f840dead946d206adc82633b72d454a1573a79288d34
Markdown71d412fb75f273d57e46bace982f15d14e186d438a4667622142c7607779a832
PDF
Publication pagea6e3042d87eb5e80d91ad001aef28c7876cab50f12bb4f1440468fa370daf5bf
Manifest823ecc3ab4b2c9dd2fa35d1bcca0fb44396073c2ac3ab730e896a0190549389d

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
Signature9w3Jzgo/aPHavrgiYhtXo1ahH8lANoGPjH7ELLMyxfGC/fFioUWn0Oprv0MIwVhb8UxPg3XGFT/Ld1nMFhjkAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:30:29.426405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006083
observed a6e3042d87eb5e80d91ad001aef28c78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:29.411709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006083/manifest.json
observed 823ecc3ab4b2c9dd2fa35d1bcca0fb44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:29.397492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006083/publication.md
observed 71d412fb75f273d57e46bace982f15d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:29.382610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006083/publication.txt
observed 48838ca7354f52dd61e6f840dead946d...
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.