OpenTechnical

OT-2026-000082461

Publication integrity record

Two cup vacuum gripper, two 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-2026-000082461) never changes.

Identity and time

Publication numberOT-2026-000082461 · never reused
Internal UUID01a0ae97-4d97-75a3-82c5-7e580ffb6a50 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082461
StatusPUBLIC

Content hashes

Canonical text4302c20118e2e78ac97e45261392a4712b987295838bff23a6a01ff13906d42f
Markdown5b4bfd4ef87a8a931189e06dcfd2827fc712c288930ae81e9392ab22efdc26b5
PDF
Publication page3fafe96e5530494f2b255c90ce7a176a7f398085bda08cf08f6c5c2a8b8cf44a
Manifestf4d828fa265de450abb5e8cb6d278d061aded740c04deb2a37605f31190ee571

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
Signature2sD6JsLzN1OANHfey5KP70nD4gEzDbN2XO8ZA0kMz0SMDbsSWxFmSHXo27OGJ/HijOZccL0pdBQbYMhlqUziAQ==
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

2026-09-17T09:59:27.781723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082461
observed 3fafe96e5530494f2b255c90ce7a176a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:27.764731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082461/manifest.json
observed f4d828fa265de450abb5e8cb6d278d06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:27.747841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082461/publication.md
observed 5b4bfd4ef87a8a931189e06dcfd2827f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:27.730921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082461/publication.txt
observed 4302c20118e2e78ac97e45261392a471...
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.