OpenTechnical

OT-2026-000081441

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, two stage ejector, sustained blow-off before set-down

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-2026-000081441) never changes.

Identity and time

Publication numberOT-2026-000081441 · never reused
Internal UUID01a0ae96-f375-78f1-923f-55f8ad3a688e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:43.461344Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081441
StatusPUBLIC

Content hashes

Canonical text6f8a6b67dbe6ab049a8376ae134cdddb2ddfeceaabbc608b865b4e32092a6c6a
Markdown557d8b9f2b196885f9e07e828e0f5497fa54a267e768910871fcb8742e539ef7
PDF
Publication page1294947d247b88017395a74fe96f3cef09663435823c1ead2dd7b5466d409058
Manifestae7462ec81e8221bec270cd19b5062d3e7896aa9c25e48f57611d06a42355022

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
Signature6naYP3aqQyMwlqnefbMbjSr4HM2Yhe2oUO5Sk3/vwk5USiuINwNpXJKPKqAyx/+UDtEYY8OmPe0/8QAQIMd5AQ==
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

2026-09-17T10:01:36.024294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081441
observed 1294947d247b88017395a74fe96f3cef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:36.007536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081441/manifest.json
observed ae7462ec81e8221bec270cd19b5062d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:35.990807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081441/publication.md
observed 557d8b9f2b196885f9e07e828e0f5497...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:35.972425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081441/publication.txt
observed 6f8a6b67dbe6ab049a8376ae134cdddb...
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.