OpenTechnical

OT-2026-000069306

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, sustained blow-off 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-2026-000069306) never changes.

Identity and time

Publication numberOT-2026-000069306 · never reused
Internal UUID01a0ae90-b528-796b-8226-407e04a7e765 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069306
StatusPUBLIC

Content hashes

Canonical text861e8467170bb6307a44adc0b5e05daee081763cf01f1e8af2bf7f604b94c2ff
Markdown982a8bc7120d54b5ab797dfe2a11a5aa8d95da17b28fcc339e081ac29b90086e
PDF
Publication page338151b99badeef34e3dca5ea2c9df06450a9f7ba5e9ce3f387d817728e384b0
Manifest4fa8f4ef1eb551829b8e43b4c0b3b4becf177d5c20c431a2e7a4b67684ea8f5a

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
SignatureBlcB/KkaaLlt2WqcyUHxNADX7kwnJ8w6YEBCMSZ0IUsmQ4yAF6rghV6vb/3mjdXG/gvH8ZARri5kDcjjnpL2DA==
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

2026-09-17T10:30:03.967698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069306
observed 338151b99badeef34e3dca5ea2c9df06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:03.944265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069306/manifest.json
observed 4fa8f4ef1eb551829b8e43b4c0b3b4be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:03.920527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069306/publication.md
observed 982a8bc7120d54b5ab797dfe2a11a5aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:03.902711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069306/publication.txt
observed 861e8467170bb6307a44adc0b5e05dae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:52.615366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069306
observed 338151b99badeef34e3dca5ea2c9df06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:52.597903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069306/manifest.json
observed 4fa8f4ef1eb551829b8e43b4c0b3b4be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:52.579984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069306/publication.md
observed 982a8bc7120d54b5ab797dfe2a11a5aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:52.562239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069306/publication.txt
observed 861e8467170bb6307a44adc0b5e05dae...
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.