OpenTechnical

OT-2026-000060702

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single stage ejector, vented after 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-2026-000060702) never changes.

Identity and time

Publication numberOT-2026-000060702 · never reused
Internal UUID01a0ae8a-b7ce-7028-b069-87a8aa24a032 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060702
StatusPUBLIC

Content hashes

Canonical textdfc6b808a0637d77cf19252d96f7af69b7539aea8900c1f2e68ff2e356025798
Markdowne6f3ba6e480633e272b5e1b1ea61f5e92e8a62707ef716b6b671c5445d9bf5d9
PDF
Publication pagea8523399589179a68420572ae56e813448614bb8b2ea1f1d0728d439ce3e63f8
Manifesteb03840a8e011572d8c748aa7009d7b158e614bc40eefd735231f875940a9c8a

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
SignatureGT0JlRhrTEJ3rp32ZzyCEJCZukB5U+EFGiCy4k48VpMN3k2dmQTMg79THBsk8N1vI7lJv/3ovSVJ7OQOHaCnDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:20.984545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060702
observed a8523399589179a68420572ae56e8134...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:20.967051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060702/manifest.json
observed eb03840a8e011572d8c748aa7009d7b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:20.948830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060702/publication.md
observed e6f3ba6e480633e272b5e1b1ea61f5e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:20.931717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060702/publication.txt
observed dfc6b808a0637d77cf19252d96f7af69...
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.