OpenTechnical

OT-2026-000101756

Publication integrity record

Foam pad vacuum gripper, four zone face, three stage ejector, pulsed blow-off 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-2026-000101756) never changes.

Identity and time

Publication numberOT-2026-000101756 · never reused
Internal UUID01a0aea4-0e17-7382-be96-200d30c896db · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101756
StatusPUBLIC

Content hashes

Canonical texte3cd997cbbc0b838c016fc84f1c13e9c2e164df6115be8f464071e7b2602c6b1
Markdownac50282448b679140b8b757c4b0dd2b75431852bbd6a599a3e8618e724473b94
PDF
Publication page830173d4b248ed8900a8835e1d39c92d5778c78bcd5051ef068722eebe15e2ea
Manifest2d224c359dadefcc35db7daf19bf3c9ca36822320e3ee06d5b94f93764116324

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
Signature91e4LHc6avSHMR2BZ0VgFs8TWruFDIYTk9KFCOC/WQ7cNOQu/sxus2tT51LWUzxN3yAS76pyJdDWST6skYh8DQ==
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

2026-09-17T09:25:37.850551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101756
observed 830173d4b248ed8900a8835e1d39c92d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:37.831341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101756/manifest.json
observed 2d224c359dadefcc35db7daf19bf3c9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:37.814096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101756/publication.md
observed ac50282448b679140b8b757c4b0dd2b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:37.795286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101756/publication.txt
observed e3cd997cbbc0b838c016fc84f1c13e9c...
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.