OpenTechnical

OT-2026-000078126

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, vented 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-2026-000078126) never changes.

Identity and time

Publication numberOT-2026-000078126 · never reused
Internal UUID01a0ae95-6e8c-7c96-9cdf-0e2121ab0614 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:03.897850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078126
StatusPUBLIC

Content hashes

Canonical text91be9bc628966bc22ad57d204672ddc60529cd68330f691b2172e05218f7c5e9
Markdown8afe5be7ea7125e0d2d4e0f2254420b0d4818ae6af9a5ba1296481dcee63a82d
PDF
Publication pagec99b0c4ef3f21f84389c624b6dc5697d97f22ac5b5e5dcb3bc7119b6faa80bfc
Manifest184c1fe901b7cac08d1bdc44145767de8203fc5f072cc4fb3fb6a6410bc1db77

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
SignaturetMS/MYRsA3gZiy5a6L5ZcOvlFyPWIyP0/k0X3KSozl1Wp1Ay1gS1LFHXe96RODCzC22ZIxENjSGBIkM8fxi3AA==
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

2026-09-17T10:06:43.865282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078126
observed c99b0c4ef3f21f84389c624b6dc5697d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:43.847539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078126/manifest.json
observed 184c1fe901b7cac08d1bdc44145767de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:43.828032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078126/publication.md
observed 8afe5be7ea7125e0d2d4e0f2254420b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:43.806380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078126/publication.txt
observed 91be9bc628966bc22ad57d204672ddc6...
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.