OpenTechnical

OT-2026-000032543

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, single stage ejector, pulsed blow-off before set-down, on a tool changer

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-2026-000032543) never changes.

Identity and time

Publication numberOT-2026-000032543 · never reused
Internal UUID01a0ae75-106f-72e2-a81b-b98a3be0452e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032543
StatusPUBLIC

Content hashes

Canonical textbead26e32b547070b3b535fd4826ce99eacdb42fdcd7b304d8496a77d260e498
Markdown49fc63bc8a17de60eec87ec50254b2d9e21b9b82c615d91f539f9dcd85c17db4
PDF
Publication pagea5effda1b5e484d159eaa77beb97b7a89666f3a05183e870563ec2ddb5b22105
Manifest3c682ed55a4da7605293197d8a4678bbb7b4fb968de6a6960551a44f2a49cd4f

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
SignatureW2r6twDiTnfQwpQluIzO99dSLKlBQ3EhiMHwWRt0STyRe3nFEw8GSiCV3mRhAyyVlNo4rx/Nb6kV32EQjbisAg==
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

2026-09-17T11:34:06.446917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032543
observed a5effda1b5e484d159eaa77beb97b7a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:06.424340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032543/manifest.json
observed 3c682ed55a4da7605293197d8a4678bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:06.407269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032543/publication.md
observed 49fc63bc8a17de60eec87ec50254b2d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:06.390043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032543/publication.txt
observed bead26e32b547070b3b535fd4826ce99...
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.