OpenTechnical

OT-2026-000078282

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, vented after set-down

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-2026-000078282) never changes.

Identity and time

Publication numberOT-2026-000078282 · never reused
Internal UUID01a0ae95-7c27-7130-b201-41ab6f72558c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078282
StatusPUBLIC

Content hashes

Canonical textb8f0d564bbe3404058d01b0058683dc1320423e37842b1a8c4aa9b359539548a
Markdowne0fa7b47235f2ece86aae91cd3a52a3a28729a64813662e155f1e143e42987a2
PDF
Publication page4c04c010dc4e0e6fbe4681e5ded5506ca38b772bbaa43dc93cb3176a54b3e897
Manifestc37cb274ad3c76b2625a19774c4e0c8209682d6e3096a1069bfd1a86eaf9ff7e

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
SignatureKvIOh+tliAmoZeny216pNscoMjQOjU+gkYWhiH7hLuiCWUfjTXAcx/GqO0sSZoTxWocKraQeXhf6lN+iHLsQBw==
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

2026-09-17T10:06:01.318365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078282
observed 4c04c010dc4e0e6fbe4681e5ded5506c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:01.298444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078282/manifest.json
observed c37cb274ad3c76b2625a19774c4e0c82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:01.248183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078282/publication.md
observed e0fa7b47235f2ece86aae91cd3a52a3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:01.200439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078282/publication.txt
observed b8f0d564bbe3404058d01b0058683dc1...
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.