OpenTechnical

OT-2026-000054662

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, vented 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-2026-000054662) never changes.

Identity and time

Publication numberOT-2026-000054662 · never reused
Internal UUID01a0ae86-1284-71b0-a612-4012a6bfcfb5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054662
StatusPUBLIC

Content hashes

Canonical texte22016cbdd46cd7ffabff9299551c9e8367aa9a699115a5201274c2e8904761e
Markdown9fd771d108f34502d8f5b337e23d00104596a44416064d4edc3d0ddeb45cf85f
PDF
Publication page5a138e6ba25fb4c16fd23ce8f98e91b807b50b58f39377d5c54fa9d1a7d53fc9
Manifesteb78fb3dfcb0922e61d25a5ec19d2796731f9c94b7792413909d4fa1e5dad9e5

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
SignaturechSSevViNr4Ai8qGXk8sWdEYy+baM8ikcz0o0Gcc0BrnTbfD63vMEJOFFCLPrTYVNBiuyL/sUNdWe0f1oWNtDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:44.067019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054662
observed 5a138e6ba25fb4c16fd23ce8f98e91b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:44.047416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054662/manifest.json
observed eb78fb3dfcb0922e61d25a5ec19d2796...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:44.028257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054662/publication.md
observed 9fd771d108f34502d8f5b337e23d0010...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:44.008596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054662/publication.txt
observed e22016cbdd46cd7ffabff9299551c9e8...
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.