OpenTechnical

OT-2026-000100754

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000100754) never changes.

Identity and time

Publication numberOT-2026-000100754 · never reused
Internal UUID01a0aea3-66f4-7af0-9ab2-0b6d4c01fce4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100754
StatusPUBLIC

Content hashes

Canonical textcba175f21b32306d02f24bf7f6ebfb63f38a7b77651c599e9722e25409c6db3b
Markdowneb31e6f517f49fb86c749b0004572a6f18544a2e4e3de31ca0c0a99db7e39b4e
PDF
Publication page45f091004eb9facc0d1d1c3bd87d6e2603fa95658db475665bf1d5c2b7ffdc8c
Manifest5bd3cb3c35fc24bb6985876712be3fad4e8aaacf7c9a228589721a6a5f5e75ae

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
SignatureyUZa+gXWHT37ImQWuZTCZ1+CpUk5iiTEOKSIkyoC1Unds0e1wU48I9YrGa8CMKMj7J5D682JWoaa+Ibpk/+qBA==
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

2026-09-17T09:27:35.425442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100754
observed 45f091004eb9facc0d1d1c3bd87d6e26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:35.404969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100754/manifest.json
observed 5bd3cb3c35fc24bb6985876712be3fad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:35.387357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100754/publication.md
observed eb31e6f517f49fb86c749b0004572a6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:35.371569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100754/publication.txt
observed cba175f21b32306d02f24bf7f6ebfb63...
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.