OpenTechnical

OT-2026-000005465

Publication integrity record

Vacuum cup gripper, three zone face, two outlet manifold, two stage ejector, contact triggered

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-2026-000005465) never changes.

Identity and time

Publication numberOT-2026-000005465 · never reused
Internal UUID01a0a939-de9c-74af-9f4e-3ed13530d4e1 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:58:57.183054Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005465
StatusPUBLIC

Content hashes

Canonical text766246d72d943fcca25bdea9b8c22635e9ad2fe81302f16f99f1fa8b28b03fa2
Markdownf6fec91bae3fde9cdda49f83806f62896479172339a29846595e0f0445c35561
PDF
Publication page744e9ef865c7ea89edffabc483c49e15702a2be31ca58fdd0f12cc0739ee9ab2
Manifest0abbae5479fc8e4244d88e69538c1821c0940c324ed389d779aee100e55b8dac

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
SignaturegWbPMX9i8vcqKXzqVbzLin3AZPt2K80otadNr+avPFVWowHMKe4NO7VQRdLUDpSiJYWJfmr0fKDV4n8sSOUFBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T08:00:06.409714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005465
observed 744e9ef865c7ea89edffabc483c49e15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:06.397193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005465/manifest.json
observed 0abbae5479fc8e4244d88e69538c1821...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:06.385030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005465/publication.md
observed f6fec91bae3fde9cdda49f83806f6289...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:06.371930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005465/publication.txt
observed 766246d72d943fcca25bdea9b8c22635...
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.