OpenTechnical

OT-2026-000070296

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, vented 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-2026-000070296) never changes.

Identity and time

Publication numberOT-2026-000070296 · never reused
Internal UUID01a0ae91-545e-7fc8-ac8c-32db9960ccbf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070296
StatusPUBLIC

Content hashes

Canonical text0da9516bd3c95498e639a6bc0f97a82e43abbe841004195d9c172bb2c7faba9f
Markdown4cff9cef9c4e8cdc5df0c3d054ebf0644129368f874f3e3a81f074c4ad6b0db9
PDF
Publication pagefdb2f1c4454568425102e6f435e41ddc93c88d2255957a88c09f4265ec7acbc8
Manifestde50a7877495efc5610e4a9b6ef7519c2374026190b8ce1fc71b454cb153d790

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
Signature7vmt9h+331TNCkf9CALHYPg+dGZZCkGvLeSfTipccfjFzP1dd8kKBreaGHlJ+SRCWQ4duOJYK5R4pyAyTT1SAw==
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

2026-09-17T10:26:04.994207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070296
observed fdb2f1c4454568425102e6f435e41ddc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:04.979849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070296/manifest.json
observed de50a7877495efc5610e4a9b6ef7519c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:04.964980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070296/publication.md
observed 4cff9cef9c4e8cdc5df0c3d054ebf064...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:04.947909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070296/publication.txt
observed 0da9516bd3c95498e639a6bc0f97a82e...
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.