OpenTechnical

OT-2026-000093226

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000093226) never changes.

Identity and time

Publication numberOT-2026-000093226 · never reused
Internal UUID01a0ae9e-0911-7522-b667-3fce97f18007 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093226
StatusPUBLIC

Content hashes

Canonical textecb704107cdf77747098802cb738bb9317ab57e847fd5ba3250e9f0e72cdbbfc
Markdownc1af6d0108974288ddd840fe8945cc5d714f88b940aebcb40f8bbbf011e9e075
PDF
Publication page07702613213fc51c1bde2e1df79b7db6b52e68a8cecc7f98630df4ab3260e888
Manifest34573a42d7c1f43ddc5ff66b0ca0046d76e215a411d2368110faac28546067b2

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
Signature9a2TB69zsAlTJGVUwipB6F9jvBn3bIDuFVy0DP9BTLfW3IIv/x65pKBAASEKfxBcZCFSKbdEkegxZJQ+7xfTBw==
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

2026-09-17T09:40:34.368291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093226
observed 07702613213fc51c1bde2e1df79b7db6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:34.348934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093226/manifest.json
observed 34573a42d7c1f43ddc5ff66b0ca0046d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:34.079525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093226/publication.md
observed c1af6d0108974288ddd840fe8945cc5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:34.060043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093226/publication.txt
observed ecb704107cdf77747098802cb738bb93...
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.