OpenTechnical

OT-2026-000087206

Publication integrity record

Two cup vacuum gripper, two 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-2026-000087206) never changes.

Identity and time

Publication numberOT-2026-000087206 · never reused
Internal UUID01a0ae9a-9f2e-724f-9468-805975c025c5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:44.027043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087206
StatusPUBLIC

Content hashes

Canonical texte3b318cdaf70432467f00bbc1008ab39da93f5eea024db8a6083fe50f8345ae8
Markdown93c19811ee75146709b5d854f7870c1bc48e1ac832bef22936422302691a5b4d
PDF
Publication page4697ae0ed5638d7fe82641c808c04a36a5df008c5083fa1967a23cf14e6b552f
Manifestf4b46ada4d75c8dcb4533ac061ea0c6ae3146439341ecc0d33ba48017737fb80

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
SignatureoYZ/kIdqPQWwlg1MhqoshWm4HQ/IgRztJUtmxadyhFjdWOubofUVvBbEoSShdXUQX42byCGXp+buwCOBd39WBQ==
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

2026-09-17T09:51:29.081678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087206
observed 4697ae0ed5638d7fe82641c808c04a36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:29.064675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087206/manifest.json
observed f4b46ada4d75c8dcb4533ac061ea0c6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:29.048100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087206/publication.md
observed 93c19811ee75146709b5d854f7870c1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:29.031143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087206/publication.txt
observed e3b318cdaf70432467f00bbc1008ab39...
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.