OpenTechnical

OT-2026-000085463

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, single stage ejector, 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-2026-000085463) never changes.

Identity and time

Publication numberOT-2026-000085463 · never reused
Internal UUID01a0ae99-aaab-7ed4-9b32-ee57b756d3b6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085463
StatusPUBLIC

Content hashes

Canonical textc30c738090a9acf135752b36fd905a05bcf856e9b46a3b33faa9a7f8a185283b
Markdown2314db19f0f14811b030d4b40cff432b32cd467050bc54c3a1e23e3370edb640
PDF
Publication page19279b1e7b05fac5d418cb4c2bc73e833506d2ae37d69296a3c75fbfc2b5135c
Manifestf220bcac2e512464a1fd886ee25aac78ae57e954190b9e890683dbd5968c06e2

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
SignaturewCXIcFUbJEJEh09fpckpkVd5eh8A5VMZSxcMZnxQkYR5b2/tqZMAAT0EKzOKNZMykb1Yi6OIMihrlMZFrGwKBg==
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

2026-09-17T09:54:15.323184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085463
observed 19279b1e7b05fac5d418cb4c2bc73e83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:15.305939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085463/manifest.json
observed f220bcac2e512464a1fd886ee25aac78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:15.287566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085463/publication.md
observed 2314db19f0f14811b030d4b40cff432b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:15.270140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085463/publication.txt
observed c30c738090a9acf135752b36fd905a05...
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.