OpenTechnical

OT-2026-000086946

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, three 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-2026-000086946) never changes.

Identity and time

Publication numberOT-2026-000086946 · never reused
Internal UUID01a0ae9a-80a5-72a8-9336-629d7df2b0dd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086946
StatusPUBLIC

Content hashes

Canonical text9b195053e8015c9a0ea1919ebea98d604940dd850bd63bc938ecc27d1d0316db
Markdownda0bac7f86d647b2a9ad47d35f30b9b5b36723a2d9ef5a26bc7c230a08f92048
PDF
Publication pagea0d9527b52eb33b96bdee5fa6782d636b05ac7d8f325fefa9cfd8f2d8ffa6032
Manifest1f4581f53048328b3ff27549d7d5d4935900467024a118d6a4baa00c24deb2e6

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
Signature/N/PBTsvkA6kGvdKQKs8HwoMnjFy9NS/H2vpaOpAa1DTsOiAbVu5/XFbX1+Uth4h/oDELwNS0/MqJFgOuFUuCA==
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

2026-09-17T09:51:50.368308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086946
observed a0d9527b52eb33b96bdee5fa6782d636...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:50.351561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086946/manifest.json
observed 1f4581f53048328b3ff27549d7d5d493...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:50.333341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086946/publication.md
observed da0bac7f86d647b2a9ad47d35f30b9b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:50.315077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086946/publication.txt
observed 9b195053e8015c9a0ea1919ebea98d60...
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.