OpenTechnical

OT-2026-000082693

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, two 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-2026-000082693) never changes.

Identity and time

Publication numberOT-2026-000082693 · never reused
Internal UUID01a0ae97-8cc8-726a-afd5-e3531ff314ce · 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-2026-000082693
StatusPUBLIC

Content hashes

Canonical text106725629f5fee90d4e5a695b93f79bc6f30aad29f9bb17e93872fa30cbc2187
Markdown9dcd85a6c9dfeadeee7f9541e19a77e518c3d93fbb6a60cd0adb888515b18506
PDF
Publication page0e0b529fa89edc8c0867a37e6f6ae72739eadbbdcba0adf90066107575ecc92e
Manifest492c0e9ac6ba867bfb8426ebb66bcd97c4b76b718ae3cea38ffb9916cded8a69

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
Signature4cDBVgtETZBR8+1X6HojASY00z+U1M3+rMHXZMJjnWxVMoG0huouesKmm3QDDI5iVRXj5Xgs9TofkLmqrglTAw==
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

2026-09-17T09:58:15.922322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082693
observed 0e0b529fa89edc8c0867a37e6f6ae727...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:15.904883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082693/manifest.json
observed 492c0e9ac6ba867bfb8426ebb66bcd97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:15.887483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082693/publication.md
observed 9dcd85a6c9dfeadeee7f9541e19a77e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:15.870040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082693/publication.txt
observed 106725629f5fee90d4e5a695b93f79bc...
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.