OpenTechnical

OT-2026-000102525

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, three stage ejector, pulsed blow-off after 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-2026-000102525) never changes.

Identity and time

Publication numberOT-2026-000102525 · never reused
Internal UUID01a0aea4-858a-7f2e-b812-8182d0872b9b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102525
StatusPUBLIC

Content hashes

Canonical text2cad4ebebc8f02af3b1e4545b20c2c62be4ca58ceac73f6700b2bce652bd6471
Markdownbd50d31c62fadc42406da00b613b2651018facf9b1cd72acd77953eada045f1e
PDF
Publication page5f4fe92776f5f255ee94a530d68048c740dfcb1fe98616511f0bf0796340191c
Manifestfba4a79c853c22f8effa7f4b7863a0704cf6a7ced8a7fc60cf827e36e5eb1147

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
Signaturec5D1q41xmMkFNcZOU4YmQ6IxJxnNHXbYH36o8rEHY+hMeWRCgie9JUtmXKLwKgvzvE5fuP/lpwormgbn3ItCBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:23:59.739927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102525
observed 5f4fe92776f5f255ee94a530d68048c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:59.722692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102525/manifest.json
observed fba4a79c853c22f8effa7f4b7863a070...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:59.703529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102525/publication.md
observed bd50d31c62fadc42406da00b613b2651...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:59.681585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102525/publication.txt
observed 2cad4ebebc8f02af3b1e4545b20c2c62...
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.