OpenTechnical

OT-2026-000010342

Publication integrity record

Foam pad vacuum gripper, two 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-2026-000010342) never changes.

Identity and time

Publication numberOT-2026-000010342 · never reused
Internal UUID01a0ae6c-0ee6-7fc5-9282-2a1fcf300a62 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010342
StatusPUBLIC

Content hashes

Canonical text0c5e94aa00a6f48b4c944cd5d60afe6cbe1cb915b2ac54db508c97347241d0f4
Markdown33d9c7d3358b0d424dead58e7a2781ddeb15b43b6b7585ff8b40a78c28267d04
PDF
Publication pagef51c313c253860019acc3f981e5f41db864020f4d5e139053a6faa8a572863e1
Manifest44c02d2685833f9df497286da5373c2d9c40b775d4b94203d57dc2c62b175d4d

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
SignatureLikixB2Tmi9ZPEsR4sdAOh33gf9VxngKJ1jvl/8+GARnkdYGsFaXV96wsGztAk+3LbjegVLiybmYavhVgL/pCg==
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

2026-09-17T12:14:22.008321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010342
observed f51c313c253860019acc3f981e5f41db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:21.988849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010342/manifest.json
observed 44c02d2685833f9df497286da5373c2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:21.968556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010342/publication.md
observed 33d9c7d3358b0d424dead58e7a2781dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:21.947656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010342/publication.txt
observed 0c5e94aa00a6f48b4c944cd5d60afe6c...
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.