OpenTechnical

OT-2026-000091770

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, two 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-2026-000091770) never changes.

Identity and time

Publication numberOT-2026-000091770 · never reused
Internal UUID01a0ae9d-43b9-7b92-b792-116bb99afb55 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:37.256105Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000091770
StatusPUBLIC

Content hashes

Canonical text65ce788b09bf5d31350ebd1474fbfcb1c70d7dccbcf2bc4eb8c5c363e46990bf
Markdown2c77a84a00d043e4476ef44d6ee990bd98a7b5ae0eeb10c772a83ba4d5f97522
PDF
Publication page027d41a982590764f3c06dbbc19e75c3cedaf85d1590f372ebced0799b706d20
Manifest2473510d8c2cdb4271609ab2bf25bba5448d6c536d523b72a4138bfa8f980853

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
Signatured2UHTAPeavk/BOWAcD+LrkQKuu8myrpKziAK6joBvHGrhG3vF8b3ouKLDq7sC797En2IXkSEmB1J9c1EoJilBQ==
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

2026-09-17T09:42:39.922791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091770
observed 027d41a982590764f3c06dbbc19e75c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:42:39.903196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091770/manifest.json
observed 2473510d8c2cdb4271609ab2bf25bba5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:42:39.884666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091770/publication.md
observed 2c77a84a00d043e4476ef44d6ee990bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:42:39.867420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091770/publication.txt
observed 65ce788b09bf5d31350ebd1474fbfcb1...
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.