OpenTechnical

OT-2026-000104322

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, single stage ejector, pulsed blow-off after 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-2026-000104322) never changes.

Identity and time

Publication numberOT-2026-000104322 · never reused
Internal UUID01a0aea5-3420-747b-80b2-394ec44e4c60 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104322
StatusPUBLIC

Content hashes

Canonical texte89bd7978a331dca31152ffcc802825f33c24a21659f835a18ae9c47c3e8c792
Markdownbfc23660ba4e91f224229f9b74a6e79026c9114edcbb03a7b1b8b14ee46f569b
PDF
Publication page3caa0d43b54e31f4d8646f0d6c5c9a20772654f384d532bc5af95cf3f4ff93f4
Manifest8c1dafd8c4d3cdd342ac81cf82eff0cc714d4a8104fd50752740ea6fd9591e6d

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
Signature+1aujw3os+ETC+fW9OLrpUsFip/3HqUFjdoj/EpuC4bmBz3Lq5S/UgtGbr8MVw7THjERp/NfF0ZXoamJFkuQBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:21:34.375814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104322
observed 3caa0d43b54e31f4d8646f0d6c5c9a20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:34.358944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104322/manifest.json
observed 8c1dafd8c4d3cdd342ac81cf82eff0cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:34.342369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104322/publication.md
observed bfc23660ba4e91f224229f9b74a6e790...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:34.324539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104322/publication.txt
observed e89bd7978a331dca31152ffcc802825f...
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.