OpenTechnical

OT-2026-000069858

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, vented before 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-2026-000069858) never changes.

Identity and time

Publication numberOT-2026-000069858 · never reused
Internal UUID01a0ae91-1860-76cd-b9e7-966c6e534c93 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069858
StatusPUBLIC

Content hashes

Canonical textd06f05517221a13452c7dc88946c6f7020e1d9cec2f0582089d82691874475bd
Markdownf7fb3282f5d0dfd668fd0d8837bb8939f4d9f7eb05145ecc139b0f28129dbef7
PDF
Publication pagebe23445042e92f6ecb81f1730726efdd3612d7281d1dc27ee9067a1624cf3bbb
Manifest8020f12c8dfd4e6decd20ec852817f286458b574d6dca11094c7aa8bfb9dd4ea

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
Signature3cqE/Dkv5QAvQu68zKnqUsuosq9vpWhGpRT1JHSXX2ggYD7uDKhimgZaW8/tWbfBvu4thF2HWSQfVnPoc5ftCQ==
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

2026-09-17T10:26:41.304141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069858
observed be23445042e92f6ecb81f1730726efdd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:41.284463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069858/manifest.json
observed 8020f12c8dfd4e6decd20ec852817f28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:41.266564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069858/publication.md
observed f7fb3282f5d0dfd668fd0d8837bb8939...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:41.248965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069858/publication.txt
observed d06f05517221a13452c7dc88946c6f70...
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.