OpenTechnical

OT-2026-000075123

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000075123) never changes.

Identity and time

Publication numberOT-2026-000075123 · never reused
Internal UUID01a0ae93-f1ff-75c7-871a-33927b1f9053 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075123
StatusPUBLIC

Content hashes

Canonical textf88773a2a50372e1649c52f69e535377e33ee3ce007a4331d37f7f9f104c2e9d
Markdownb988289dc40f514d11b992725373b9c28db1021632a738c2abd193ba45d226a5
PDF
Publication page9e6035acc391899e16f285233ef6a44c57b675d05a39b937498612c392e542df
Manifestcbeccbd9b3239493e1e75e5075a4d85b37b03b6ee2b7314c560c81732d140b13

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
Signature6nhRAmXjMgJ3REEXtxNpfKc2jUbR7RiA2697jZTA7H0IPui5l86c0NRmgsBPOrA56uiWqwrjWDHRdmb7oz8jBw==
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

2026-09-17T10:20:19.448126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075123
observed 9e6035acc391899e16f285233ef6a44c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:19.426125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075123/manifest.json
observed cbeccbd9b3239493e1e75e5075a4d85b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:19.400061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075123/publication.md
observed b988289dc40f514d11b992725373b9c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:19.379046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075123/publication.txt
observed f88773a2a50372e1649c52f69e535377...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:20.454950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075123
observed 9e6035acc391899e16f285233ef6a44c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:20.314540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075123/manifest.json
observed cbeccbd9b3239493e1e75e5075a4d85b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:20.297637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075123/publication.md
observed b988289dc40f514d11b992725373b9c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:20.279766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075123/publication.txt
observed f88773a2a50372e1649c52f69e535377...
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.