OpenTechnical

OT-2026-000032459

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, pump 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-2026-000032459) never changes.

Identity and time

Publication numberOT-2026-000032459 · never reused
Internal UUID01a0ae75-106f-78ab-b487-ee64b6ec1a83 · 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-2026-000032459
StatusPUBLIC

Content hashes

Canonical text0191a02604fe29fc8d4206341fa19d911dd0bacb10ca828090f614178b465d3d
Markdown18432cd43ad6e387eefb649d8058a5d8228693a369d363b176adb05cd8f76f97
PDF
Publication page6b9605d5b719e5446eb959b3425fdfd26e7696567f258ccfe77f0a8c139ec8f5
Manifest21d7fd0d045144c97e43472491efd37f0fa1ebed23c0d34b672d07f247542d92

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
Signature0YQi9UkINAjlSgmsxI7wIOH+3yG5O8e1hCIQXxKnrO3rn2ox60EfFlOjDmlgInCiMHrCoTQYXhDwAgNqMpnvAA==
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

2026-09-17T11:33:53.310295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032459
observed 6b9605d5b719e5446eb959b3425fdfd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:53.292347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032459/manifest.json
observed 21d7fd0d045144c97e43472491efd37f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:53.275418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032459/publication.md
observed 18432cd43ad6e387eefb649d8058a5d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:53.257174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032459/publication.txt
observed 0191a02604fe29fc8d4206341fa19d91...
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.