OpenTechnical

OT-2026-000101933

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, 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-2026-000101933) never changes.

Identity and time

Publication numberOT-2026-000101933 · never reused
Internal UUID01a0aea4-50f1-76c9-8cf5-8b3517012fcf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101933
StatusPUBLIC

Content hashes

Canonical text7c0eab0c625da768002aabc86d19f907e4a7f52ff79740d87f67b3512c753df0
Markdownf37f38a032c607632d3a248fbd3867195efd145fc8cef965613571594c983233
PDF
Publication pagee696924e0c79078cc33f43780854f71998d9a3f0bc8cba0463bebaf55d08baa5
Manifestd92d7542a8b333cf73284573239965c22060c3f271c9e25bc24eefa5673fb766

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
SignatureW7+quQEjIg30WFWhkXdllafCMTPlsWqTA1neCDAlo9RShX4kRFF9mtZW8+oaf5A4O5x5bXq4so253Hd+jq9kDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:02.833229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101933
observed e696924e0c79078cc33f43780854f719...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:02.814580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101933/manifest.json
observed d92d7542a8b333cf73284573239965c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:02.798318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101933/publication.md
observed f37f38a032c607632d3a248fbd386719...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:02.778941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101933/publication.txt
observed 7c0eab0c625da768002aabc86d19f907...
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.