OpenTechnical

OT-2026-000102495

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, 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-2026-000102495) never changes.

Identity and time

Publication numberOT-2026-000102495 · never reused
Internal UUID01a0aea4-858a-77b8-8416-e814d08f50aa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102495
StatusPUBLIC

Content hashes

Canonical text0e1f215123effed24de238ea2942ca2b3733b3cdaccff15ef695151014fcec11
Markdownbed1c0d087e8c476245cb11a53d5b27338e04f4d3fe0274dfebea8c468d32fa3
PDF
Publication pagef4719251b87b3c22dc4010be30cbbc84cd558d65e04f664e96445be4782c96d9
Manifest8f0d185b5ab304e9f163c257f0b62b27859d7c5e961e585ad472ccd04c55ff99

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
SignaturewiKGncht+zyq8gQAShhFxRRiW8ONlMuMw2nebEGxp0eOHoak3jpNXGO5GDNsgc4Y9Ogmf9k8Dpqbw/XyVNJnCg==
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

2026-09-17T09:23:51.065394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102495
observed f4719251b87b3c22dc4010be30cbbc84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:51.047206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102495/manifest.json
observed 8f0d185b5ab304e9f163c257f0b62b27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:51.029320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102495/publication.md
observed bed1c0d087e8c476245cb11a53d5b273...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:51.009968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102495/publication.txt
observed 0e1f215123effed24de238ea2942ca2b...
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.