OpenTechnical

OT-2026-000084722

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, single 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-2026-000084722) never changes.

Identity and time

Publication numberOT-2026-000084722 · never reused
Internal UUID01a0ae98-e25d-78c2-8241-c04e63d9dfdf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084722
StatusPUBLIC

Content hashes

Canonical textf2e5f39b31e2908d378c4494c4017337f84597d4a57c0dbb02910f518e57abeb
Markdown914907c783d57445cf6cd8d82b94be542dc255316a51016a53d669bf8af9d1c6
PDF
Publication page7f0a27df23601609d3a1d45d44bb773712c8a7c850d346ee05a7c9b54f1bc04b
Manifeste92985e2994e1b70fa8609103419c6bf840245b7e62200d24ebb3a0ef49f081f

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
Signaturezo5PVDFaXSAnfRGFVuIoVPMUX6gpIq/V3RWu/TQ4mQPBZhz6AMynjuaVvZBn98EF5AWSiLDJ9+2RVFCQ8HhdBQ==
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

2026-09-17T09:55:39.716840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084722
observed 7f0a27df23601609d3a1d45d44bb7737...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:39.690803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084722/manifest.json
observed e92985e2994e1b70fa8609103419c6bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:39.670247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084722/publication.md
observed 914907c783d57445cf6cd8d82b94be54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:39.652331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084722/publication.txt
observed f2e5f39b31e2908d378c4494c4017337...
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.