OpenTechnical

OT-2026-000017107

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, two 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-2026-000017107) never changes.

Identity and time

Publication numberOT-2026-000017107 · never reused
Internal UUID01a0ae6e-76c7-76d1-9222-eb022feb3f6a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017107
StatusPUBLIC

Content hashes

Canonical texte94ff6bf77cab5dbc12ec4607f9c00e07c9d3d32fab9e34ae02f16a31f80b6af
Markdown0782b816fc6be72ddfcb651f3f1caa5f2dc04ab24f2152c77c4d7ead1dc8f5e4
PDF
Publication page9641ab9eb9c902b1c3a18fb4c62878f363bcd190eda286587aa3ca506b5d4c28
Manifest23f35e46a2424626f852d3191721118769442deb25798ba5ebd702ecff66605c

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
Signature9rW6+LAMKckUGj+FMHjO+JXP0QItDyF04JUx27B9r3Y2pCKaVzJwaILKnvTZmtlkE80sb+VtIGgKnmeD1R+EDQ==
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

2026-09-17T12:02:09.306895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017107
observed 9641ab9eb9c902b1c3a18fb4c62878f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:09.290910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017107/manifest.json
observed 23f35e46a2424626f852d31917211187...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:09.273199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017107/publication.md
observed 0782b816fc6be72ddfcb651f3f1caa5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:09.256141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017107/publication.txt
observed e94ff6bf77cab5dbc12ec4607f9c00e0...
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.