OpenTechnical

OT-2026-000085182

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, three 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-2026-000085182) never changes.

Identity and time

Publication numberOT-2026-000085182 · never reused
Internal UUID01a0ae99-43ba-7a7f-b0dd-eb20234d4134 · 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-2026-000085182
StatusPUBLIC

Content hashes

Canonical text9cedc772ce819366f3a82cdb7cb9485e888b5d71fee83ad58b6532e9766a67a8
Markdown003d68746f1423f839c8f74e385dbd5875af613818087dc3de8b0acab7de799c
PDF
Publication pagea83a4fc61bfa93aea1e783c179a9ee39fc3e4e26e6c62c15c8e1b5e801ecce03
Manifestaab0b2ff7bb91794c04137295385c002699131e36ef63b4980b3336c05ac6625

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
Signaturezb82OnHv2L75HmjMqVsfT6NM1DYDrjrAGpm4lAy6ybbpPDpmrc2Tm80R62T272+C2gJQ4jwwFLh0yPk0juVvCg==
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

2026-09-17T09:55:16.041375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085182
observed a83a4fc61bfa93aea1e783c179a9ee39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:16.023834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085182/manifest.json
observed aab0b2ff7bb91794c04137295385c002...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:16.005852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085182/publication.md
observed 003d68746f1423f839c8f74e385dbd58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:15.988442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085182/publication.txt
observed 9cedc772ce819366f3a82cdb7cb9485e...
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.