OpenTechnical

OT-2026-000102412

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, three 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-2026-000102412) never changes.

Identity and time

Publication numberOT-2026-000102412 · never reused
Internal UUID01a0aea4-8589-7ed2-b9d6-539c15fccb1d · 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-2026-000102412
StatusPUBLIC

Content hashes

Canonical text49cab8efc3a0b4d7989b66ea8e23cefb74316341b5c7197b0f999b5df82b5cda
Markdown969afecd67541a2bc110b9076a79f8697b7e475ae547767f7c355ef2e80149f6
PDF
Publication page035522a29991fbe70b1b7d65cbbdcbe26410f9f9351c97a0a6e5e282e5bb584d
Manifestfed04d10aaa4b85f8f4eaeeb5641571d6246ead761d6fa591d15cd67b054e9e2

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
SignatureTjC/1fklNPNp/wirHbv7EFv3pJAkYw1dSdlCKJHo38bR3LdDRvFz3j5TppkZ2rIjJrzrGzM9Hjevkt8iio2dBw==
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

2026-09-17T09:23:37.047302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102412
observed 035522a29991fbe70b1b7d65cbbdcbe2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:37.008165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102412/manifest.json
observed fed04d10aaa4b85f8f4eaeeb5641571d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:36.991674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102412/publication.md
observed 969afecd67541a2bc110b9076a79f869...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:36.944036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102412/publication.txt
observed 49cab8efc3a0b4d7989b66ea8e23cefb...
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.