OpenTechnical

OT-2026-000085623

Publication integrity record

Two bellows cup vacuum gripper, two zone face, plant vacuum fed, sustained blow-off before set-down

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-2026-000085623) never changes.

Identity and time

Publication numberOT-2026-000085623 · never reused
Internal UUID01a0ae99-aaad-73de-8f38-2ffeb0f1d5d8 · 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-2026-000085623
StatusPUBLIC

Content hashes

Canonical textd7c831c2635cdb7243379778de3d874098a1bb596741f1ac6e1a1b8aae2e3765
Markdown0428de9490f62e66579fd37b9b583ddbe0bd38bc88c0147e04a39c330c03b548
PDF
Publication page0137cf9c81537dcf1bc8e9678691f4d9ebf1152f2afc3070ac1a595041963f9a
Manifestf1bea3f9cc49c24fa1d1da49a268388b1692edaa57d39f1e30da0a91b4e94da1

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
SignaturewkeXmDYxQbljAloymGdxyi8bqBFAqzCoJmtIdG3VeQsdZImDJL0Ga1gjMK8s5+ALIh9Ns2j4LeCmgZlxwZHVDA==
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

2026-09-17T09:54:30.403976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085623
observed 0137cf9c81537dcf1bc8e9678691f4d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:30.387032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085623/manifest.json
observed f1bea3f9cc49c24fa1d1da49a268388b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:30.370909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085623/publication.md
observed 0428de9490f62e66579fd37b9b583ddb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:30.354162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085623/publication.txt
observed d7c831c2635cdb7243379778de3d8740...
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.