OpenTechnical

OT-2026-000040171

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000040171) never changes.

Identity and time

Publication numberOT-2026-000040171 · never reused
Internal UUID01a0ae79-26ff-7e2e-a7e7-954dd3147b32 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040171
StatusPUBLIC

Content hashes

Canonical textd76141c67c0701cd813777101155f7bad9d423fb43b27b2c34f108f5c65b74a7
Markdown689c6cc621a1d5463eca29fe5f123335d129ee42fa15029c35b3e3978b1de6a7
PDF
Publication pageb37c4583bd52c742a7b401b78721cda9b35aa9c97d2e7d91f678efa59b0cdecd
Manifest7939bbe9a10deb012d70b8500dc5647965c6b6f519a2250ffda1c0679761af3d

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
Signaturej3sxkEZZ2+gLwNS+6jqc3DO82Y3gz4zKJqL1e9Lz+qpQqWsd2pa9c3M1Q55pYI+JMlTwHfc2fdIet58m4034AA==
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

2026-09-17T11:19:02.949677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040171
observed b37c4583bd52c742a7b401b78721cda9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:02.931696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040171/manifest.json
observed 7939bbe9a10deb012d70b8500dc56479...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:02.915190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040171/publication.md
observed 689c6cc621a1d5463eca29fe5f123335...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:02.900746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040171/publication.txt
observed d76141c67c0701cd813777101155f7ba...
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.