OpenTechnical

OT-2026-000007396

Publication integrity record

Porous face vacuum gripper, six outlet manifold, two stage ejector, pressure verified, open cell

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-2026-000007396) never changes.

Identity and time

Publication numberOT-2026-000007396 · never reused
Internal UUID01a0a97d-4692-7837-83d0-777d10d1fd88 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:12:34.708999Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007396
StatusPUBLIC

Content hashes

Canonical text82a3cf726413146c1d8fe363dd4774c9cb4481f6aca096646e7724807b74d293
Markdown3c031bd34790dcc4e2a9e3bc84f9ead263be328073d8d9e014ab7b08e23a1af8
PDF
Publication pageba498ae84f8aac0384414637cf46d92f11b4231e81fb291b2cfbb0c050e911ee
Manifest751ae8c461e2b4ded900bfcfc2c5dc6402205e1dcaadb42e5c97871180f56e39

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
SignatureovOMwW6rfpyIg/GGKZzQlvq3zvXelSYYXOLtvL53pLcezu9usMvUz+wV6ZpkznzIxHAdOZjgDUmBbAKAbjmcBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:20:33Z
batch OT-TS-2026-W38-015 · RFC 3161 token · inclusion proof
root 07bfbe2fb3517c1c41f239fb2e682fbe...

Independent retrieval

2026-09-16T09:20:07.750414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007396
observed ba498ae84f8aac0384414637cf46d92f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:07.737324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007396/manifest.json
observed 751ae8c461e2b4ded900bfcfc2c5dc64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:07.724787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007396/publication.md
observed 3c031bd34790dcc4e2a9e3bc84f9ead2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:07.711669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007396/publication.txt
observed 82a3cf726413146c1d8fe363dd4774c9...
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.