OpenTechnical

OT-2026-000009802

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, 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-2026-000009802) never changes.

Identity and time

Publication numberOT-2026-000009802 · never reused
Internal UUID01a0ae6b-7565-79a9-8057-3ffa4655a079 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009802
StatusPUBLIC

Content hashes

Canonical text64cefbf91999fd73eacc13aaa8513c98779345615320a02e80b9d42ea450a9ec
Markdown62ede5ec9b257c9f70de51c829648deb9a2905dfd3c8f9c3215e7a03ca2882a1
PDF
Publication pagef757e95d6a460b488a4c62c0d31149dd7f8903ab32c906f94401cd5f717b7ec5
Manifestf3e85e615e2140faff4811abe867126b60023a077931b028bb7d241312d83f35

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
SignatureMnPQJpBOAjgUOXfZRHG8VFXTKxVpbHnzY2lrtexPvRe5Kwx00B+tTxATdt2fMwniaZilDbI7O6O8KusmKbGEDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:19.583187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009802
observed f757e95d6a460b488a4c62c0d31149dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:19.565273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009802/manifest.json
observed f3e85e615e2140faff4811abe867126b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:19.547610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009802/publication.md
observed 62ede5ec9b257c9f70de51c829648deb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:19.527327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009802/publication.txt
observed 64cefbf91999fd73eacc13aaa8513c98...
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.