OpenTechnical

OT-2026-000095154

Publication integrity record

Foam pad vacuum gripper, four zone face, single stage ejector, pressure sensor per zone, 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-2026-000095154) never changes.

Identity and time

Publication numberOT-2026-000095154 · never reused
Internal UUID01a0ae9f-8f6e-7afa-b189-6a2ebc298a68 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095154
StatusPUBLIC

Content hashes

Canonical text67b0c6911ec16f68f2961f0d8118ab64b0f1bb53c41477bddac00fd10c114b64
Markdown5504f061cbbd3be09f7026a1e0520868e861c30eb3682b078cbb69312b278d46
PDF
Publication pagef2b461af7d7bfa5403bf1abb8eaa8e5adb67d4c0d8d6509f92a179007227b594
Manifestd5f6183569bb5a6cb7d1ee826612f5e8848e3e95fded5394327ba39ad7fd33d4

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
Signature9ght3HiiMdOpACpVUJ5HRrcLxKz5ssej6t361JlgMnGF2+WLuWTEOi5zSg2BOLJi7ljP8VY7URvJQHqNaF1dAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T16:42:42.637822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095154
observed f2b461af7d7bfa5403bf1abb8eaa8e5a...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:42:42.185576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095154/manifest.json
observed d5f6183569bb5a6cb7d1ee826612f5e8...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:42:41.851333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095154/publication.md
observed 5504f061cbbd3be09f7026a1e0520868...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:42:41.572619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095154/publication.txt
observed 67b0c6911ec16f68f2961f0d8118ab64...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T09:36:27.346016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095154
observed f2b461af7d7bfa5403bf1abb8eaa8e5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:27.327660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095154/manifest.json
observed d5f6183569bb5a6cb7d1ee826612f5e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:27.309786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095154/publication.md
observed 5504f061cbbd3be09f7026a1e0520868...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:27.289637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095154/publication.txt
observed 67b0c6911ec16f68f2961f0d8118ab64...
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.