OpenTechnical

OT-2026-000040015

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, single 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-2026-000040015) never changes.

Identity and time

Publication numberOT-2026-000040015 · never reused
Internal UUID01a0ae79-26fc-7163-902e-21f724eccb38 · 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-2026-000040015
StatusPUBLIC

Content hashes

Canonical text4e3f84d171ca80f61611b3101c40ab4c741825611c5e6d861e4d225bfceb4e8b
Markdown9beea0ff9657bdf9a23ab6c4ed8cf2536ec6b96441a46ac359a92973d2d20acf
PDF
Publication page627a033657fb223d1e4b47a42b1e10ae79bb67d4cd64eb1adb4893168b40c3c3
Manifest43fd700f9f3994a4f6442d597e2e8b43544a4813e114ce3811f784ce280264bd

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
SignatureepZabItwuMlhAJagzrXmsjMS8BO+sYFjWU0g+60+ZQjv8qRtKqgqUTDPQjpE66HLsNcnuLJHkKZx7iiKKyjvDw==
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

2026-09-17T11:20:32.636882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040015
observed 627a033657fb223d1e4b47a42b1e10ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:32.618378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040015/manifest.json
observed 43fd700f9f3994a4f6442d597e2e8b43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:32.599903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040015/publication.md
observed 9beea0ff9657bdf9a23ab6c4ed8cf253...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:32.582213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040015/publication.txt
observed 4e3f84d171ca80f61611b3101c40ab4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:50.674355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040015
observed 627a033657fb223d1e4b47a42b1e10ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:50.657309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040015/manifest.json
observed 43fd700f9f3994a4f6442d597e2e8b43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:50.641181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040015/publication.md
observed 9beea0ff9657bdf9a23ab6c4ed8cf253...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:50.624395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040015/publication.txt
observed 4e3f84d171ca80f61611b3101c40ab4c...
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.