OpenTechnical

OT-2026-000054611

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, two stage ejector, supply line pressure sensor, 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-2026-000054611) never changes.

Identity and time

Publication numberOT-2026-000054611 · never reused
Internal UUID01a0ae86-1283-7404-ba1c-31edf896c224 · 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-2026-000054611
StatusPUBLIC

Content hashes

Canonical text5c2e4db48f882f1112748f99d261945146e54502c851f152e2b9eb529c7066e0
Markdowne0e92d22a11beead57b247cd5929ecd694b06cc2e35b0feb53335ea8731bffee
PDF
Publication paged8ea3467056c9a93885a965a89dc02a51c8f54548edb13dc90a5e7720ae771d7
Manifest6e0c6d491276afbcab63076b45e04ade68a04f9863dac952778488481b7d62a8

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
SignatureLK6h/6vWXdsLBxPozpkLJETzjPHRIeDoLc6GWswLmGHlIPwtg+IGyL7NzYu5pn85XY3m9oRc082ZcdtRE2zDAA==
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

2026-09-17T10:53:40.099139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054611
observed d8ea3467056c9a93885a965a89dc02a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:40.080713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054611/manifest.json
observed 6e0c6d491276afbcab63076b45e04ade...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:40.062945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054611/publication.md
observed e0e92d22a11beead57b247cd5929ecd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:40.045319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054611/publication.txt
observed 5c2e4db48f882f1112748f99d2619451...
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.