OpenTechnical

OT-2026-000094217

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, single stage ejector, manifold 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-2026-000094217) never changes.

Identity and time

Publication numberOT-2026-000094217 · never reused
Internal UUID01a0ae9e-92cc-7277-a26c-48d649777c57 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094217
StatusPUBLIC

Content hashes

Canonical texte34dd2511c9d93525052b6c1edbef8a34f8d689b2efc324843c0e4b176ef0f49
Markdowneb1e760903d926511742c1aacbdc6889993a19ece31e8d0615f73c577ee64106
PDF
Publication pageda9b580616abca944614f509536cefd75bb2c07f346413262ef74e7dc01bcc43
Manifest43eff64fc1c4ed4ecb715fd64f77761f39fc001357e28ffaa3ef791c6e036bcc

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
SignaturetjYJiuXjn1NA7cirTCdo7gf93ZvQL9NtSNrEBspivSTbUEQf+p6gM7UkFAKBvqbeTh3+oWBWxvrfwteygwmMAQ==
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

2026-09-18T00:41:11.251132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094217
observed da9b580616abca944614f509536cefd7...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-18T00:41:10.910348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094217/manifest.json
observed 43eff64fc1c4ed4ecb715fd64f77761f...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-18T00:41:10.603453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094217/publication.md
observed eb1e760903d926511742c1aacbdc6889...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-18T00:41:10.099230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094217/publication.txt
observed e34dd2511c9d93525052b6c1edbef8a3...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T09:38:41.489978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094217
observed da9b580616abca944614f509536cefd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:41.462195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094217/manifest.json
observed 43eff64fc1c4ed4ecb715fd64f77761f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:41.444004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094217/publication.md
observed eb1e760903d926511742c1aacbdc6889...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:41.427402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094217/publication.txt
observed e34dd2511c9d93525052b6c1edbef8a3...
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.