OpenTechnical

OT-2026-000032283

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, three 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-2026-000032283) never changes.

Identity and time

Publication numberOT-2026-000032283 · never reused
Internal UUID01a0ae75-106d-7569-8c26-0deee1090c58 · 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-2026-000032283
StatusPUBLIC

Content hashes

Canonical textf1db98554827fd4c461a8b3c134f6382a263133274d0bdbfa26a94694411e299
Markdown60336eedd63246aee60d05219d3a452833294bf4c98c040f64e0de81b4f3fbbd
PDF
Publication page73965ae6f7a67fdecc0a2ba8b47d8e70971c9797b497c511bde55b71ebabfcb3
Manifest79ca08242b11393b7a6c1af03016d43ec8369549a130c806a3a49e8c9574e2da

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
Signatureql+ub4kGcZZgr+5FZX4qzwoZEWAVsCWY2wT4lPWkalL/L2/2weRhXf02yd8uKG50gdhnqCPJVuDbhG4KpB5NDQ==
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

2026-09-17T11:33:06.380806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032283
observed 73965ae6f7a67fdecc0a2ba8b47d8e70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:06.359693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032283/manifest.json
observed 79ca08242b11393b7a6c1af03016d43e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:06.336277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032283/publication.md
observed 60336eedd63246aee60d05219d3a4528...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:06.314494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032283/publication.txt
observed f1db98554827fd4c461a8b3c134f6382...
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.