OpenTechnical

OT-2026-000033354

Publication integrity record

Foam pad vacuum gripper, two 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-2026-000033354) never changes.

Identity and time

Publication numberOT-2026-000033354 · never reused
Internal UUID01a0ae75-8980-792f-8f7c-69215d722a15 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:13.649513Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033354
StatusPUBLIC

Content hashes

Canonical text453edd7437dd103e0a7e9fffb336f154b3159137d4193e68a15887a21f759ffc
Markdown92ad2c9d5219157a8c6a12e65098afecbcce2e278abe3796404de62a4768bd3d
PDF
Publication pageaf9859452f1676df012e765331a4b082088a7176eae52623045a383753b020da
Manifest5dc7a945add5fbc1e74921d43677973bf4789a90b3ce81f660010a4b37868b7b

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
SignatureMf9gb7ERmB/MaJhhqR/vGY9R8ImBROY+Xud5IUbB497YnJbMgw38l7x9J5QLFz8JyzozdM05gC3y9CTDYwOSBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:32:07.053346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033354
observed af9859452f1676df012e765331a4b082...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:07.034026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033354/manifest.json
observed 5dc7a945add5fbc1e74921d43677973b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:07.014928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033354/publication.md
observed 92ad2c9d5219157a8c6a12e65098afec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:06.996425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033354/publication.txt
observed 453edd7437dd103e0a7e9fffb336f154...
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.