OpenTechnical

OT-2026-000041122

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, sustained 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-2026-000041122) never changes.

Identity and time

Publication numberOT-2026-000041122 · never reused
Internal UUID01a0ae79-b142-745a-b698-5c787d85bea3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041122
StatusPUBLIC

Content hashes

Canonical text0b76da9265b25d5566de4fb4302c91ede39870a14f5c1f7f2003aabd883356b0
Markdown551ecf7247a1e3464bedea954b7eee5a445e8de4aac8ee6ce8e316ac317b419f
PDF
Publication page425e774a102950f737a5fda447cb21486e3fe6a1798ce10c2f3c0265059a54f1
Manifestf44611297805c69826206fd0dc8504e196c8aaec93aee63e3656c0e1ad4a12da

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
Signature27RYk1GOl8JvKPLz8d+psn3DUgkYVP91iVVNZHtn+kKu8NkhRE4AGYxaW2B64Z6K+5p+ahEHIkQPdlRk2i04CA==
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

2026-09-17T11:17:03.434433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041122
observed 425e774a102950f737a5fda447cb2148...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:03.418270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041122/manifest.json
observed f44611297805c69826206fd0dc8504e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:03.400417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041122/publication.md
observed 551ecf7247a1e3464bedea954b7eee5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:03.381231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041122/publication.txt
observed 0b76da9265b25d5566de4fb4302c91ed...
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.