OpenTechnical

OT-2026-000104433

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, single 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-2026-000104433) never changes.

Identity and time

Publication numberOT-2026-000104433 · never reused
Internal UUID01a0aea5-3421-7db0-8135-541b78e24f5b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104433
StatusPUBLIC

Content hashes

Canonical text97c65d916051a65c891cc7e1053fdff7893911a4d94cd6d7783a91df2e07171c
Markdown43c7aea89f1c9280e2d59ef86f7e9edff7e73a86850b11b991c0e3314f806889
PDF
Publication paged7f4b510754e51a52198ed9516557ab948e6f31dbbaab65381277a127383351a
Manifestf8ead0861fe8c2688f20214ccf4297d5bc45fddf2000d84c516e2b8a3e5333c4

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
SignaturegwUHcVCLNi02YWjwb95GROdxXBWYKLjm0WJe1vYe+7g94QIr3t2OQeZRg6R1CxuAFuYrrG6+lWQHrbxfugDkCQ==
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

2026-09-17T09:21:42.547204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104433
observed d7f4b510754e51a52198ed9516557ab9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:42.528141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104433/manifest.json
observed f8ead0861fe8c2688f20214ccf4297d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:42.511318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104433/publication.md
observed 43c7aea89f1c9280e2d59ef86f7e9edf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:42.494217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104433/publication.txt
observed 97c65d916051a65c891cc7e1053fdff7...
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.