OpenTechnical

OT-2026-000033567

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, 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-2026-000033567) never changes.

Identity and time

Publication numberOT-2026-000033567 · never reused
Internal UUID01a0ae75-a38e-72e6-9539-26a1b6a89243 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033567
StatusPUBLIC

Content hashes

Canonical texte6835d324cb3423ed349767f349fe9a0f575c1fdc28041324fc31b49d0869faa
Markdown124b95e9e532481171606ea96bf55c203c9e75b177caae98470a3d4e3afd25e8
PDF
Publication paged6b1e8d0c797febd0d79f3ff0f6afcc177ec857e5deb572b545a3ff17b92a471
Manifeste500b7f2c801a20aeecc62b54ac77037d58e51abaf705a5e8a66e41353ce7f27

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
Signaturehu1qmgpw4YJdXSmoM59qHay4LKyqmEjz0e0mlxqhr29F/N8oQJwpNP8N1JDnayFhU4FfREWLfVLdkhFrbn4QDg==
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

2026-09-17T11:31:26.205710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033567
observed d6b1e8d0c797febd0d79f3ff0f6afcc1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:26.187597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033567/manifest.json
observed e500b7f2c801a20aeecc62b54ac77037...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:26.168998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033567/publication.md
observed 124b95e9e532481171606ea96bf55c20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:26.151383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033567/publication.txt
observed e6835d324cb3423ed349767f349fe9a0...
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.