OpenTechnical

OT-2026-000059296

Publication integrity record

Single bellows cup vacuum gripper, two stage ejector, sustained blow-off after set-down

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-2026-000059296) never changes.

Identity and time

Publication numberOT-2026-000059296 · never reused
Internal UUID01a0ae89-8614-781a-a3b3-254ea386a867 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059296
StatusPUBLIC

Content hashes

Canonical text0f0a03378aa9b8e7acdb24550d70a16da3f6095d5875172a30530b1bc73d62e6
Markdown0fc0b2cc0c1f92a62e521840c854a77d949731d851214af9a2366419efa314ad
PDF
Publication pagedb4a6a695daafac9982f649ccb690834e59a6e8cc762c75f9a984c0535df9def
Manifest79bd646cbe980f07c255a49ebf0a1757af02611823f79903ed513c277fae20f0

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
SignatureF1cDGe8jLrJ7ckyzqNQoCytpJu8qfhGmHX0mMtinY2h6hi2F8evo8MNRarhxmJ6IR2pMC0me6kKaogA1+Pg2Dg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:45:51.329027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059296
observed db4a6a695daafac9982f649ccb690834...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:51.311645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059296/manifest.json
observed 79bd646cbe980f07c255a49ebf0a1757...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:51.295218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059296/publication.md
observed 0fc0b2cc0c1f92a62e521840c854a77d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:51.278693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059296/publication.txt
observed 0f0a03378aa9b8e7acdb24550d70a16d...
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.