OpenTechnical

OT-2026-000095168

Publication integrity record

Four bellows cup vacuum gripper, four zone face, two stage ejector, pressure sensor per zone, 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-2026-000095168) never changes.

Identity and time

Publication numberOT-2026-000095168 · never reused
Internal UUID01a0ae9f-8f6e-79f0-beaf-578067f3529b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095168
StatusPUBLIC

Content hashes

Canonical textcbc65efb03d9755d8d0b5afad098b709739393d64588018aef0cc70ad042c6e6
Markdown0fa7c16880b2df04a63be7abf3432a418f2913dba553ae6e9c7b011f2285df2b
PDF
Publication page0e0ff46ae84226f12d511086f5707188112d6e01dfee3db09c856f9f44d4272a
Manifest4ec5c61813f30ee806d128bc1a80fdc7b41db33af5b6eb7f0d1d99207fe68b09

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
SignatureDwNDGIsTRNhXliC1y/NtMA4Ng4CqWKopcz2+SedjZKdqCVGFodlfmg8QYGKUGFHLschzwPlC8yVukf3LwTkCBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:28.416850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095168
observed 0e0ff46ae84226f12d511086f5707188...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:28.397444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095168/manifest.json
observed 4ec5c61813f30ee806d128bc1a80fdc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:28.379601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095168/publication.md
observed 0fa7c16880b2df04a63be7abf3432a41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:28.360286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095168/publication.txt
observed cbc65efb03d9755d8d0b5afad098b709...
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.