OpenTechnical

OT-2026-000082917

Publication integrity record

Four bellows cup vacuum gripper, four 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-2026-000082917) never changes.

Identity and time

Publication numberOT-2026-000082917 · never reused
Internal UUID01a0ae97-8cca-7bc8-90e6-e8cf65b37bee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082917
StatusPUBLIC

Content hashes

Canonical textaacc1e2fce3e7b838c21933c71290018e1f181f9177de51b375e05990964d3c4
Markdown3e25d716fb8a7dc5df2124aabb28f22990e6387c111788dc268b868a89a80b33
PDF
Publication pagea1c06019a46ebc91d87a87377d52f2ee47509ead6a2fed0cc7b338eec70c52a4
Manifestae27b05b9d25a1d380057c9ebc2011ef45ff8139f9e9d406d06ca056e09009f5

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
SignatureXYmFi/BNvIxZJMnn7H7g2inWWeHyjMP1+E0lTJ/BjdhV+zoMF/4/DmHu2sMcOFgnOiFCv+Qtd7KKzDh0eXyTCQ==
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

2026-09-17T09:58:36.478458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082917
observed a1c06019a46ebc91d87a87377d52f2ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:36.462234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082917/manifest.json
observed ae27b05b9d25a1d380057c9ebc2011ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:36.445700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082917/publication.md
observed 3e25d716fb8a7dc5df2124aabb28f229...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:36.426703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082917/publication.txt
observed aacc1e2fce3e7b838c21933c71290018...
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.