OpenTechnical

OT-2026-000062710

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single stage ejector, vented 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-2026-000062710) never changes.

Identity and time

Publication numberOT-2026-000062710 · never reused
Internal UUID01a0ae8c-6389-7849-ab14-c0cf51be31bc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:11.271900Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062710
StatusPUBLIC

Content hashes

Canonical text97d872d044cabe62e0d67cb712f122936629553bef3c6b65903fd141a7514f62
Markdowna757d2ab22b52607c1b4a3665eeedd66dd31fca854efc271069b66c02af62f43
PDF
Publication pagee84b139776773fd415a9df1dd1e55806744d4f0e54a52c96db98762d598eb412
Manifest50bdaf40bcabc022f0a55d2de939dda0899492aae6bb29759999776f7136eaf9

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
SignaturefRIdSZyMejxrWbdvWjIi1KCvI1luW8mEJ5cgmoG9X41LxoNizD7157EeCqGSOuARhtX0LzIDU3nrfe68my4AAQ==
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

2026-09-17T10:39:16.582891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062710
observed e84b139776773fd415a9df1dd1e55806...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:16.564042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062710/manifest.json
observed 50bdaf40bcabc022f0a55d2de939dda0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:16.545702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062710/publication.md
observed a757d2ab22b52607c1b4a3665eeedd66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:16.527187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062710/publication.txt
observed 97d872d044cabe62e0d67cb712f12293...
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.