OpenTechnical

OT-2026-000102086

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, plant vacuum fed, pulsed blow-off after 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-2026-000102086) never changes.

Identity and time

Publication numberOT-2026-000102086 · never reused
Internal UUID01a0aea4-50f2-70b0-a78f-7954aae02b1a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102086
StatusPUBLIC

Content hashes

Canonical textddad0f99899da41a58916fe814c86617ddeb1741b00f9c7410130ca10e2f8cc1
Markdowna7227e7af0345687dcb088b1d89260a9fef325f2e884959eaebc4bbecc176c33
PDF
Publication page32f6f5750e8f1e0eb78b33446b6f0f844701f4e27f74d744862e3d93eab47cf5
Manifestf6cc600cb01b8de9972c892e7c3c9393d062b936a968afc8c0bbd4b59a6c13ff

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
SignaturepqInJM1y131wcs8nmn6SAsNYYFC+pCDEFDxT+VzxNOnE0QzddD3KSczawrBT2X7w2a7Z0C6Y5UzjLN6XOPtUDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:14.013427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102086
observed 32f6f5750e8f1e0eb78b33446b6f0f84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:13.994234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102086/manifest.json
observed f6cc600cb01b8de9972c892e7c3c9393...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:13.976670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102086/publication.md
observed a7227e7af0345687dcb088b1d89260a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:13.957547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102086/publication.txt
observed ddad0f99899da41a58916fe814c86617...
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.