OpenTechnical

OT-2026-000085801

Publication integrity record

Four cup vacuum gripper, four zone face, two stage ejector, sustained blow-off before 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-2026-000085801) never changes.

Identity and time

Publication numberOT-2026-000085801 · never reused
Internal UUID01a0ae99-e829-7b95-b712-764e88981651 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085801
StatusPUBLIC

Content hashes

Canonical text90e09dd908d6c9131901191d30c27ba936aa1529c87f3451a33c69d7fbb078f7
Markdown4fb7217b6eb4ef88b4b6625505989254b7c26398db02eb640112588d4d8e50c2
PDF
Publication page7f8477d2fab2d5bf8809ad9fe0a8eb0b24c799a127682b0551a26ebb53b5e4ff
Manifestd258b3a19edbac644504f190d9eb21af3714599b562196ece9dd899cf71c9e80

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
SignaturesnsyqJczXq1sYsFergnR0z3y5RCwOSgwKQFPymgQ8wgSotZtk3FFZCm+SFLfxzSpifMiJWHTb6JJdEZ2bmlABg==
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

2026-09-17T09:52:43.078007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085801
observed 7f8477d2fab2d5bf8809ad9fe0a8eb0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:43.059472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085801/manifest.json
observed d258b3a19edbac644504f190d9eb21af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:43.043088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085801/publication.md
observed 4fb7217b6eb4ef88b4b6625505989254...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:43.007176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085801/publication.txt
observed 90e09dd908d6c9131901191d30c27ba9...
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.