OpenTechnical

OT-2026-000085073

Publication integrity record

Three cup vacuum gripper, three zone face, four 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-2026-000085073) never changes.

Identity and time

Publication numberOT-2026-000085073 · never reused
Internal UUID01a0ae99-43b8-7427-9911-b946467554e6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085073
StatusPUBLIC

Content hashes

Canonical text6ea890842a10e715df95754b4380a384c26edc34104536b3523e6dd0ef5beb85
Markdownc09814b3121acdd9b4a8f56276f7d86fb29173678f2e4a906023a5af29324f2f
PDF
Publication page09033621f89bbfa1b94779c8c77590880a392e1e187bf00bf65ba6cf4f3242b2
Manifest8c565aeb72c769491dbf6d30def29d88dcd75d5f5ec518cfe7d8797e42f3e9c6

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
SignatureI22Y91BdGeTuxy9NE26dQ/0AKh4RtLvTmHfnxmu+HPfYr1Q8v7IAw+yswEtpHX5wgorDiYjTzJtgZcosqhJXCA==
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

2026-09-17T09:55:05.914283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085073
observed 09033621f89bbfa1b94779c8c7759088...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:05.895737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085073/manifest.json
observed 8c565aeb72c769491dbf6d30def29d88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:05.877760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085073/publication.md
observed c09814b3121acdd9b4a8f56276f7d86f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:05.860049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085073/publication.txt
observed 6ea890842a10e715df95754b4380a384...
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.