OpenTechnical

OT-2026-000078382

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, vented after 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-2026-000078382) never changes.

Identity and time

Publication numberOT-2026-000078382 · never reused
Internal UUID01a0ae95-7c28-7431-9cc1-02f9022070a5 · 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-2026-000078382
StatusPUBLIC

Content hashes

Canonical textb1fa4d9b2d209df4c31cb7b6a7b2112ba7617268c8f3898f81fd46884c05225e
Markdowndb8694868ced76e9fff2b6f448c2e71d181080c8e4763b38a17834bf245fa23d
PDF
Publication page846582b65eabc29bef1cadea20f9be327133433ef488a09814b1e799a3cdf813
Manifest7541e1eb523f369bb8a0d9fd55eda82147d0ee02f00c70daefe892524fc8fee1

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
SignatureJpu/jUH4y0G6mw0xjaQuczP7KVmV55qzJpnmCyfijBbH0Tf91AOCmCanUcvTckGpa/G9/gI4CYrcXczAcAQyAw==
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

2026-09-17T10:06:21.295430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078382
observed 846582b65eabc29bef1cadea20f9be32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:21.275908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078382/manifest.json
observed 7541e1eb523f369bb8a0d9fd55eda821...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:21.255126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078382/publication.md
observed db8694868ced76e9fff2b6f448c2e71d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:21.235798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078382/publication.txt
observed b1fa4d9b2d209df4c31cb7b6a7b2112b...
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.