OpenTechnical

OT-2026-000005323

Publication integrity record

Vacuum cup gripper, three zone face, six outlet manifold, pump fed, pressure verified, contact triggered

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-2026-000005323) never changes.

Identity and time

Publication numberOT-2026-000005323 · never reused
Internal UUID01a0a935-6db9-70ee-a1a7-60798da83115 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:54:06.139846Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005323
StatusPUBLIC

Content hashes

Canonical text10f3ea40abd1b33e3f8de13cca963a02c3177619d963be108ad80bc57ee43172
Markdown0ea780ee33e6667f7eeaf512d46f563744768232ac319b2fcd093de69d207d57
PDF
Publication paged3e516a26c250939737320ad7d0d968d847be7ae5f904aa3f257100a860f7f4a
Manifestfd6a48744611fedb4ee30f10e9c7c5450bf9321141e6647e1da345988aac3de1

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
SignaturepdyGnWTgQCbHH/UPIfhfbG6Bfpe/mRVSScxcmzVjOV/dUn/g76Jd8Erh99hWhFFO8yR7kWT6ePNtZXLUroZPDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T08:00:22.676145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005323
observed d3e516a26c250939737320ad7d0d968d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:22.662957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005323/manifest.json
observed fd6a48744611fedb4ee30f10e9c7c545...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:22.649926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005323/publication.md
observed 0ea780ee33e6667f7eeaf512d46f5637...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:22.637275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005323/publication.txt
observed 10f3ea40abd1b33e3f8de13cca963a02...
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.