OpenTechnical

OT-2026-000010837

Publication integrity record

Foam pad vacuum gripper, plant vacuum fed, sustained 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-2026-000010837) never changes.

Identity and time

Publication numberOT-2026-000010837 · never reused
Internal UUID01a0ae6c-540d-7ff9-851c-7de0f3c5d8a2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010837
StatusPUBLIC

Content hashes

Canonical text60038fef23e721c561e23ec22e1937a935e98effcc564016520fb379c339c664
Markdown1008917555b1adf00229a2d67605b1abf7d6ba456d963d0df6ec40bd257168b3
PDF
Publication page0b2345b6b76decba6da92b3cc435866433df3cb5740901f432ff826b221d8c22
Manifest725063d38f1a17bfe599b9a04e03873bf26318802c5c8a48b47b5bf9fd98047b

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
SignatureM6tXjnVi4lWDf9QiHoJaHVOX947by0dX6UTU+cU2N7j+uaRQuSijXiAc3FpKWkZqQzYM+DgsAehP7ZnI+u+ZDw==
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

2026-09-17T12:13:35.493864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010837
observed 0b2345b6b76decba6da92b3cc4358664...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:35.474334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010837/manifest.json
observed 725063d38f1a17bfe599b9a04e03873b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:35.454972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010837/publication.md
observed 1008917555b1adf00229a2d67605b1ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:35.434853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010837/publication.txt
observed 60038fef23e721c561e23ec22e1937a9...
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.