OpenTechnical

OT-2026-000093950

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000093950) never changes.

Identity and time

Publication numberOT-2026-000093950 · never reused
Internal UUID01a0ae9e-92c8-7f23-b2f5-f9346bfabb2c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093950
StatusPUBLIC

Content hashes

Canonical textca677befc44d02988b54273ae2b4cbe7242258d3a0a5b3336e656672f81b6425
Markdown24be28746837e6996f0944e888b225874dcb406ba362d6b20a2d0214d91de4bc
PDF
Publication page7aed2c0857e9b0146e4b894b8de86835bd55c105a894e050c4b92ac205a9d20f
Manifestb0a2faad07734ffd5db5eae65943ee1795fee052da34b81d771ee6dd967f6780

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
SignatureOK+eMrLdAWjZnanhrSIuvAdVK2d6sBI4gsMqPg+AEp2A4I/CF1G6lNPakYWtHnyAEij1ZZhWGliFjK1T1sE+Ag==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:38:20.645074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093950
observed 7aed2c0857e9b0146e4b894b8de86835...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:20.618861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093950/manifest.json
observed b0a2faad07734ffd5db5eae65943ee17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:20.483884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093950/publication.md
observed 24be28746837e6996f0944e888b22587...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:20.456106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093950/publication.txt
observed ca677befc44d02988b54273ae2b4cbe7...
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.