OpenTechnical

OT-2026-000030199

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, three stage ejector, pulsed 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-2026-000030199) never changes.

Identity and time

Publication numberOT-2026-000030199 · never reused
Internal UUID01a0ae73-e500-7b8d-a70c-af3bcc8eacec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030199
StatusPUBLIC

Content hashes

Canonical text8f7f6eb5c45e86325e8239a104a80a56ec11fd83f2f2fa512119e3cf9e168c28
Markdownc602e2a82bfc8150281490737b9737440a270bdd1cfadc82a46215dfb46395d3
PDF
Publication page19eaf8fedfd83b367d517c2c2fdd20751bfe809a81329295d6bbaa94bdf33af7
Manifest25853632929263bf2debe9d1d61b948b9c128e01ff29fb97c6363567a0e3a1cc

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
SignatureQuBUhDj0WxdDXhkW9540PoVIfYtVKEvjQiHFESZSA5+twLA2dVNkllEV9+HE3ZicEuYOqPcoIjbGBLNJ+HY8BQ==
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

2026-09-17T11:40:34.121219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030199
observed 19eaf8fedfd83b367d517c2c2fdd2075...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:34.102843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030199/manifest.json
observed 25853632929263bf2debe9d1d61b948b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:34.082737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030199/publication.md
observed c602e2a82bfc8150281490737b973744...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:34.066756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030199/publication.txt
observed 8f7f6eb5c45e86325e8239a104a80a56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:50.473756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030199
observed 19eaf8fedfd83b367d517c2c2fdd2075...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:50.450920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030199/manifest.json
observed 25853632929263bf2debe9d1d61b948b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:50.433019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030199/publication.md
observed c602e2a82bfc8150281490737b973744...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:50.415317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030199/publication.txt
observed 8f7f6eb5c45e86325e8239a104a80a56...
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.