OpenTechnical

OT-2026-000052386

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, vented 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-2026-000052386) never changes.

Identity and time

Publication numberOT-2026-000052386 · never reused
Internal UUID01a0ae83-e792-726c-b379-e5736ae4e6c7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052386
StatusPUBLIC

Content hashes

Canonical texte01277540690c37831be8a4ad9dcfc517001f6e331a23bf5fd03ffc0d8f62ec2
Markdownbeccd6ddd6999fc91468d955491bff877337fffc7aa15a3e3d5c39231fb4546b
PDF
Publication pagebf577e9d76d0c33e0bdddb1c03929f1924a31ad41eebd8c82a4465d96f40dfd6
Manifest0af607cd6bbe5fbd235578299d1f4285e0adfed4b2423b0d94dd8cbf2d08bda8

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
SignaturenLD2Y7potYImA47/FO63iikEnKY5Dffv4xo/vR00rTPEU3cA7Adt/dMdUeEzJz0mMEwDlZZGvp+o5xlWPjUMDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:05.434953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052386
observed bf577e9d76d0c33e0bdddb1c03929f19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:05.419954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052386/manifest.json
observed 0af607cd6bbe5fbd235578299d1f4285...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:05.404713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052386/publication.md
observed beccd6ddd6999fc91468d955491bff87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:05.389224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052386/publication.txt
observed e01277540690c37831be8a4ad9dcfc51...
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.