OpenTechnical

OT-2026-000082781

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, sustained blow-off before 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-2026-000082781) never changes.

Identity and time

Publication numberOT-2026-000082781 · never reused
Internal UUID01a0ae97-8cc9-7bb2-ac48-1e85610239b1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082781
StatusPUBLIC

Content hashes

Canonical text74b640ddd58ec63b570bdf21e28a8c686549de6e79a5b757d477d95425e0be4f
Markdown7a7d49eb7c8718c59e196cb6215cac6d72ddf41e4ee0bd676978c456c3ad5fe1
PDF
Publication page184ab9d79657f203ae2a9127a956699761faf8d74feca3f2785061bea42f18bb
Manifest9565d39e6f95790d46692ee8bcfbe1c50bce886a3ff2f337dd7175a0ec2fe0cf

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
Signature+0bZVt6NdzOAy3RTZv7i6CfMu2enp2dDt/Egj6t1aA/7v2ZXH3YIKnROMATV+/WXu05zAVyhxouNmunN1ZDLCg==
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

2026-09-17T09:58:22.220222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082781
observed 184ab9d79657f203ae2a9127a9566997...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:22.200924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082781/manifest.json
observed 9565d39e6f95790d46692ee8bcfbe1c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:22.184371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082781/publication.md
observed 7a7d49eb7c8718c59e196cb6215cac6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:22.168317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082781/publication.txt
observed 74b640ddd58ec63b570bdf21e28a8c68...
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.