OpenTechnical

OT-2026-000084806

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, sustained blow-off 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-2026-000084806) never changes.

Identity and time

Publication numberOT-2026-000084806 · never reused
Internal UUID01a0ae99-43b3-7796-8dab-8bae9597c69a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084806
StatusPUBLIC

Content hashes

Canonical text9fad020135f9c0850bdcbc4861191d21cece5b24f9be61255173d0b015e7053e
Markdown2909f4df84074cb3512269270cefcfa060f870d179a0c7a07a462fe208c9b2b1
PDF
Publication pagef9ee0e3ea847b6bae98f886d4693f9be6a343eb68ab06944e975999038db2235
Manifest540dc79c9663f919dc39893436b61afd6badfd05e8437ed771ab7fc8b2d3c754

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
SignatureRu5tUO6Oy8S6OLFBfjl0MpOsU2i52+rqHyX0LbgIi4Q6Qr74cDn8QWUBKHnenQtzRiEEg1IKX6WBfFcBD9wIDg==
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

2026-09-17T09:54:45.134913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084806
observed f9ee0e3ea847b6bae98f886d4693f9be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:45.119027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084806/manifest.json
observed 540dc79c9663f919dc39893436b61afd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:45.101380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084806/publication.md
observed 2909f4df84074cb3512269270cefcfa0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:45.082895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084806/publication.txt
observed 9fad020135f9c0850bdcbc4861191d21...
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.