OpenTechnical

OT-2026-000091776

Publication integrity record

Two cup vacuum gripper, two zone face, six 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-2026-000091776) never changes.

Identity and time

Publication numberOT-2026-000091776 · never reused
Internal UUID01a0ae9d-43b9-7c87-a5da-e34d00b6b577 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:37.256105Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000091776
StatusPUBLIC

Content hashes

Canonical text292ec0fd12732f90564c3bf6483a120ee4cf0a5d5db017494da1e9a97712145b
Markdownb658455a05f4a9236bff1b3512b4beb1f9955fe1e95958a12e401723818b0dc9
PDF
Publication pageb015404547a50764a27a02fdf10c9dc768ad4f77ea175abf4af1ff0339f4dbe5
Manifestae9266c1e70ac697e7a5eaaa3b6121400cc08492eb570d96721176116f9d2e2e

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
SignaturefGUiklDw7XEY/PfTbBJfl4a6cDcGp5HSxEmGRsTCI+4IySw/kt92mu+00UPRQdTNB6RVzkWZ1scocyezaejFDA==
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

2026-09-17T09:41:56.322884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091776
observed b015404547a50764a27a02fdf10c9dc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:56.302404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091776/manifest.json
observed ae9266c1e70ac697e7a5eaaa3b612140...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:56.282706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091776/publication.md
observed b658455a05f4a9236bff1b3512b4beb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:56.263313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091776/publication.txt
observed 292ec0fd12732f90564c3bf6483a120e...
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.