OpenTechnical

OT-2026-000082945

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, sustained 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-2026-000082945) never changes.

Identity and time

Publication numberOT-2026-000082945 · never reused
Internal UUID01a0ae97-8cca-73c3-8208-7c5fec2c7c2b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082945
StatusPUBLIC

Content hashes

Canonical text4623d67033ce4c1998023f1f59a28ddc4137bb96eae11bc736dd2f219c49ca6c
Markdowne35278272632c33d7d2d79668e8fa3dfec16e94ad6c438f68afa59690129b3cd
PDF
Publication pagef276e77f84e80efdc2e9dc9ec2a4a325171671f781079978ef5d75f72dc75e1a
Manifestb85af8f59a09aa66e2f0948ecbbf199291e51b5c4f23d7d85e2e3690bf0202aa

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
SignatureWNjmbx6C+IYHEn619xnY7verB2ouKYryrv1JjoFg9+511vlhKLiY2hJqbi6Hk0qIfQ5C05q36IEjKYFah+waDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:58:38.472551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082945
observed f276e77f84e80efdc2e9dc9ec2a4a325...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:38.454739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082945/manifest.json
observed b85af8f59a09aa66e2f0948ecbbf1992...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:38.437506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082945/publication.md
observed e35278272632c33d7d2d79668e8fa3df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:38.419659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082945/publication.txt
observed 4623d67033ce4c1998023f1f59a28ddc...
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.