OpenTechnical

OT-2026-000041779

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, three stage ejector, manifold 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-2026-000041779) never changes.

Identity and time

Publication numberOT-2026-000041779 · never reused
Internal UUID01a0ae79-e8a3-7010-b470-ad9950862313 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041779
StatusPUBLIC

Content hashes

Canonical text2f472fa844aff5b9f02ac347ce05e83087f2e958c71eb9dc759144f333d44422
Markdown8588654826228e665fccfd0ae30a8847f96545410e9a55ccaddbb99d6e237be8
PDF
Publication pagea3619b5b2a254b58b23443bf4ef8ecac2dc0f6b0093648eb38d42e8952ba89a6
Manifestad4833813dff573496fb64b521af32e5a39f23a290e5bcf68ad94b7f2fa61e19

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
SignatureVfBziSjkmYvULEXq8iiVBycwWfuRWdsjauHHlI1HOmvZEsYl7S9YrlwqbzAEHGNJxfuDHNxnUTJ2suXTPbVQBQ==
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

2026-09-17T11:16:37.819746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041779
observed a3619b5b2a254b58b23443bf4ef8ecac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:37.802569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041779/manifest.json
observed ad4833813dff573496fb64b521af32e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:37.785319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041779/publication.md
observed 8588654826228e665fccfd0ae30a8847...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:37.767747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041779/publication.txt
observed 2f472fa844aff5b9f02ac347ce05e830...
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.