OpenTechnical

OT-2026-000063759

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, pump fed, 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-2026-000063759) never changes.

Identity and time

Publication numberOT-2026-000063759 · never reused
Internal UUID01a0ae8c-f946-7f4d-b4e6-9e15d3e4c934 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063759
StatusPUBLIC

Content hashes

Canonical text699739905029d1fad3b49894a2e822378d63eba9fd5bffbbea099d9c5537db78
Markdownc52b22f122268fd3a532a2f56dc6d30bf67a3040ad4fde1e8548d93821f24db7
PDF
Publication pageb477c7ef41947fd23e31fe64cdc2bae7ac7b4798f13250682c786f4fa6961fed
Manifestdaf4f21c463d6c1972c0f1c9d2996e8b50cbb13c59d75513657e08b7ac48860b

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
SignatureXIdhU27BbgThT4W0MkREONVk1zt4MMyV1By0PPXwV09N++mXwu+5bAYEm8M/AGk5MRmDanKhhQcxPEMqjc1PAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:37:53.803009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063759
observed b477c7ef41947fd23e31fe64cdc2bae7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:53.783426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063759/manifest.json
observed daf4f21c463d6c1972c0f1c9d2996e8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:53.766297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063759/publication.md
observed c52b22f122268fd3a532a2f56dc6d30b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:53.748232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063759/publication.txt
observed 699739905029d1fad3b49894a2e82237...
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.