OpenTechnical

OT-2026-000094699

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, 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-2026-000094699) never changes.

Identity and time

Publication numberOT-2026-000094699 · never reused
Internal UUID01a0ae9f-2dec-7586-bd9b-824be0cb2803 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094699
StatusPUBLIC

Content hashes

Canonical text889aacf57af5d4fb61889859c3236b569178cdc3ef21c18ded0f3effd576d5b7
Markdown55fda7d78da07efd4dc61fc62b91777eeaf857ac99dc585454b81bdd193e33db
PDF
Publication page2cc892f176e254a63b7c35c65e4beb82ba9c53f87217431ef813bfb8f0e71fcf
Manifest52db6a5506aacbe93b807a7757ca476de2b0e5745c3faca9ab37a65fc863eaf8

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
Signature5EfS1S5ce7mHSd1KXam28nIti0dB5KOba7qpmdTaMly8BFX3ucREX4nelujcWsnb70pYNjlvWPuMl6y8TiMaBQ==
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

2026-09-17T09:37:09.400709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094699
observed 2cc892f176e254a63b7c35c65e4beb82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:09.384427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094699/manifest.json
observed 52db6a5506aacbe93b807a7757ca476d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:09.367848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094699/publication.md
observed 55fda7d78da07efd4dc61fc62b91777e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:09.348937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094699/publication.txt
observed 889aacf57af5d4fb61889859c3236b56...
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.