OpenTechnical

OT-2026-000103193

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, pulsed 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-2026-000103193) never changes.

Identity and time

Publication numberOT-2026-000103193 · never reused
Internal UUID01a0aea4-be3e-7f78-af51-043849ddd721 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103193
StatusPUBLIC

Content hashes

Canonical text4dbe4810ab7e1a87f30c1c3838d2f483f9249fd3ec32001d69fa9d296defd883
Markdown13d9a26ad9364a0881fe079a4aacac0b1f1375e64ec4eb81fbce5f5526bf7641
PDF
Publication pagea39df6f89e57ea789b608a5ffacf0d6c3e6689eb76e0ea5276e46a2302bb2aaf
Manifest14d50c6406f6badc051a2b2da3aef898fc0c6cdacf7567c089fd4cf4cecadb35

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
Signature2sJgyAMlalG64IVFXzRCjpppOqBYmA/62XIlk2gQi8ZrwkY/S2RrcSWUym1PtWAZBH6LIFvqua97sdMGNjz/DQ==
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

2026-09-17T09:23:25.022199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103193
observed a39df6f89e57ea789b608a5ffacf0d6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:25.002825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103193/manifest.json
observed 14d50c6406f6badc051a2b2da3aef898...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:24.984251ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103193/publication.md
observed 13d9a26ad9364a0881fe079a4aacac0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:24.966782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103193/publication.txt
observed 4dbe4810ab7e1a87f30c1c3838d2f483...
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.