OpenTechnical

OT-2026-000026395

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, three 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-2026-000026395) never changes.

Identity and time

Publication numberOT-2026-000026395 · never reused
Internal UUID01a0ae71-f4a7-7e18-a4f0-25a811a8bdf3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026395
StatusPUBLIC

Content hashes

Canonical text7ce8c83719eeab8c16e9d72ab3dc07e88812a01f0fa7c103db78eded1a90ff3a
Markdown12d608457e865e6bebcd24768559b5070e527cece1944a7468159a56b827f0c3
PDF
Publication page65d3c592770e30330fd429ca380aefee89abff11dca657bdbc1ead553c5aeabe
Manifest3ba8fc0b70c04025c240f4717975a13c0274d89b1a61321098e5bea9d3c08167

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
SignaturegWnJrzZFFjhkNVviCE8QIFLavHnhsGeUjpXNg5EFCKMCVy+GirjqdG03Z0nTb0jAWiP16L/7NFWVxwvLn1qTAA==
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

2026-09-17T11:44:22.727113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026395
observed 65d3c592770e30330fd429ca380aefee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:22.711624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026395/manifest.json
observed 3ba8fc0b70c04025c240f4717975a13c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:22.692765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026395/publication.md
observed 12d608457e865e6bebcd24768559b507...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:22.677142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026395/publication.txt
observed 7ce8c83719eeab8c16e9d72ab3dc07e8...
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.