OpenTechnical

OT-2026-000033403

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, two 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-2026-000033403) never changes.

Identity and time

Publication numberOT-2026-000033403 · never reused
Internal UUID01a0ae75-8980-7e90-8bb9-5e7c5f877529 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:13.649513Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033403
StatusPUBLIC

Content hashes

Canonical text22f2695c2e4729cbed26fc89c2cc08d3b4f2d9ddf03651e09a5458ad91ebe49c
Markdown1dc7c0d31315b565b8a7621ab926943c2c24f3ccdc188f3a32afea50460fcb61
PDF
Publication pagef519156d802be048885f3da1b6cf4d884561eab5f337d352cfbd368a228f8a7e
Manifestd15736ca7ebf4ac188e385808fe430760dd0dcd5c17a188a4bcc2314fec483fa

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
SignatureFY5ZFjX9NLRC+po5Lg6zTM3eVojqYkpKDVRMDo6rHPNqCoWmxyArKDlh9Ej7EQlEk6R4wXVQEkZWoEqimmVCCA==
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

2026-09-17T11:32:11.052280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033403
observed f519156d802be048885f3da1b6cf4d88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:11.034345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033403/manifest.json
observed d15736ca7ebf4ac188e385808fe43076...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:11.012900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033403/publication.md
observed 1dc7c0d31315b565b8a7621ab926943c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:10.996719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033403/publication.txt
observed 22f2695c2e4729cbed26fc89c2cc08d3...
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.