OpenTechnical

OT-2026-000016619

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, single stage ejector, 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-2026-000016619) never changes.

Identity and time

Publication numberOT-2026-000016619 · never reused
Internal UUID01a0ae6e-5918-7a03-b8b8-e238f18d7d73 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016619
StatusPUBLIC

Content hashes

Canonical text6b0fe2143cac5f2eafb1e8e247bd2aaa6b27d97eb52f0642d80a9e2b391f128e
Markdown726498df7efbbdedff37eaa402548c6402d0fa7b15dc768a11d9c647bfae6310
PDF
Publication page7806aa777eb30c8cb6d4b4761d776045b98f8a25eacc5e431f5a9e28509aec9b
Manifest7670cb251b5e8c9884d4ee18e1bff02e7f6e4cba0363e87bf7e76dba1ec8ee89

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
SignaturerMEnlhnXp4uAnZoxjSJGfy4QOVgiLfHV0sj2uUxUfdtsb6rYdo9tg5dqTwgs95+dsCYHcpvKWMl1jRfu5OVjBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:02:48.408795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016619
observed 7806aa777eb30c8cb6d4b4761d776045...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:48.390320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016619/manifest.json
observed 7670cb251b5e8c9884d4ee18e1bff02e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:48.371091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016619/publication.md
observed 726498df7efbbdedff37eaa402548c64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:48.351448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016619/publication.txt
observed 6b0fe2143cac5f2eafb1e8e247bd2aaa...
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.