OpenTechnical

OT-2026-000082477

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, sustained 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-2026-000082477) never changes.

Identity and time

Publication numberOT-2026-000082477 · never reused
Internal UUID01a0ae97-4d97-77e0-b7dc-c266ce057c8e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082477
StatusPUBLIC

Content hashes

Canonical text50e89460960723ee6ba272a315fe2dfe9f04667d16a8415b254e810fb5e3ac7c
Markdown89abbca91e85d000dbfdfadb53cfaac7a829782e8790a4ccfc0f54957a9012dd
PDF
Publication page79dce7d67f7bbec08d9f75e77c4ac4841a9b0960b2c5ff35567b2426075e52ac
Manifest231198c974f6819089dcc2161f3015b52a46ec505464f7324660559ced7a08f2

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
Signature+Z2o+PW/YUD5+FyVjq5a2ZTzrQ7zodT4zAE8t0aJm1DP8RbzPozlrWdHxKJE+m3wDFifbbfjngnvUMmwQWUfDQ==
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

2026-09-17T09:59:28.928192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082477
observed 79dce7d67f7bbec08d9f75e77c4ac484...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:28.910792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082477/manifest.json
observed 231198c974f6819089dcc2161f3015b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:28.891425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082477/publication.md
observed 89abbca91e85d000dbfdfadb53cfaac7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:28.874049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082477/publication.txt
observed 50e89460960723ee6ba272a315fe2dfe...
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.