OpenTechnical

OT-2026-000078329

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, pressure sensor per zone, pulsed 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-2026-000078329) never changes.

Identity and time

Publication numberOT-2026-000078329 · never reused
Internal UUID01a0ae95-7c27-7f4a-9e1a-c0645c2bcb2e · 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-2026-000078329
StatusPUBLIC

Content hashes

Canonical text9ea94c9d6bc44b54432ca47d32c5a639434217755fa4de9c2debf11cceb04e52
Markdowneb5babbfddf593b9ff12709120935fd0cadf0c2f36a7fe0ab87f817bb49a522b
PDF
Publication pagee4eeebb828e4f7291572d560f53d737fa380875eab7a5ed065232ec3fa360030
Manifest283898c07170c76d4779c3f48148efb72194528c648691ca6cfeb30fa25e59a3

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
SignatureUuMN1QEAgTZ+UL0QBhcxWsYUdFOgvmgVnDUFD6vKjSaiElb7nojaZF0UjimdyWXCltF+rdSpsVZP72NkyZEvDQ==
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

2026-09-17T10:06:17.818291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078329
observed e4eeebb828e4f7291572d560f53d737f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:17.800631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078329/manifest.json
observed 283898c07170c76d4779c3f48148efb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:17.781276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078329/publication.md
observed eb5babbfddf593b9ff12709120935fd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:17.763141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078329/publication.txt
observed 9ea94c9d6bc44b54432ca47d32c5a639...
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.