OpenTechnical

OT-2026-000085580

Publication integrity record

Two bellows cup vacuum gripper, two zone face, 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-2026-000085580) never changes.

Identity and time

Publication numberOT-2026-000085580 · never reused
Internal UUID01a0ae99-aaac-7592-aa8e-9f7c4005e7ce · 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-2026-000085580
StatusPUBLIC

Content hashes

Canonical text4f1d366979157bcbb0cfffa6c8901ad64beb911fd14842ccd8331cdc99e48b7a
Markdown231644578f3ac83cea42a96605c7ac0b7f14048df15a4d1bd7a2549bdb60807b
PDF
Publication pagea2b5c3ce967dad162d727508454352e908f0c8d8262781918948daf7eb10060d
Manifest7d0f337f88c02b1d48eea7ecd0c319052d2140d8e205fa6da7506fdc2c024ccb

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
Signature85DNZdwvMizP7/Wll7KsF28Md92e2wbsHSDruhNZSPHPVYT5fDhpUO/UrocdBD3oD+fLrxS0uBR9lizZSOLtDw==
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

2026-09-17T09:54:27.020737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085580
observed a2b5c3ce967dad162d727508454352e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:27.001126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085580/manifest.json
observed 7d0f337f88c02b1d48eea7ecd0c31905...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:26.981369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085580/publication.md
observed 231644578f3ac83cea42a96605c7ac0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:26.961102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085580/publication.txt
observed 4f1d366979157bcbb0cfffa6c8901ad6...
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.