OpenTechnical

OT-2026-000063465

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, vented 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-2026-000063465) never changes.

Identity and time

Publication numberOT-2026-000063465 · never reused
Internal UUID01a0ae8c-f944-72e5-ac71-8e9538e72825 · 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-2026-000063465
StatusPUBLIC

Content hashes

Canonical text66c6ca382b389e17f1f8e8ff57a2359ee78e7d2ffa4614b8eb2193e64a9fc7c0
Markdownd01add2b258c6e86f950776bea35b6a1d5657d4ebc6ea9f6b8a43c33368a2e1d
PDF
Publication page59dc97ad4eaea42888c50701b72b549cbc950a0a9d93609e8d203c5dbe3d92f3
Manifest48640b3900cd1e6d6f1dafa5b9917ba2c6cab05ef6d1e1795e77043f3f208435

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
SignatureAaX9CpF63PCs1gqM4B0e3gSAbBeXXrk+eblBi+YyLKIpgKdNYJiK9l5c7+ohvKtIW7t1FIiOFDEV9UJsW5mGCg==
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

2026-09-17T10:37:25.899811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063465
observed 59dc97ad4eaea42888c50701b72b549c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:25.876640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063465/manifest.json
observed 48640b3900cd1e6d6f1dafa5b9917ba2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:25.858055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063465/publication.md
observed d01add2b258c6e86f950776bea35b6a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:25.837638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063465/publication.txt
observed 66c6ca382b389e17f1f8e8ff57a2359e...
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.