OpenTechnical

OT-2026-000046948

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, 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-2026-000046948) never changes.

Identity and time

Publication numberOT-2026-000046948 · never reused
Internal UUID01a0ae7e-d0f6-7482-9e4d-e63bb821abea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046948
StatusPUBLIC

Content hashes

Canonical text23a7e11928a616af49c3cbb46e1f9c423ed1a9530bda5a5f8acc3c9dcad3ba3a
Markdown51377a8bd222ad2197c00e8dd0ee23ab1858a52201b3bffd087b8a1ad4251814
PDF
Publication page6b673f188c3bd9f07b0196aefde86ba6b488a5aa52a88af700c61823b4e54274
Manifest928a5c908b6a95af8bbece9ee95148c7b5f5cae0e6958296136a5c4466a0a14c

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
SignatureuZMWHo0SL0xe2Zc2WLT8AyOSD9pTnx6LJyfwIl10j/lMokH0ZXFe4KfrqQ6xc41jGn8JfXLgsNUi3SD4tH8gBg==
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

2026-09-17T11:10:06.644905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046948
observed 6b673f188c3bd9f07b0196aefde86ba6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:06.623942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046948/manifest.json
observed 928a5c908b6a95af8bbece9ee95148c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:06.604007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046948/publication.md
observed 51377a8bd222ad2197c00e8dd0ee23ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:06.584771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046948/publication.txt
observed 23a7e11928a616af49c3cbb46e1f9c42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:40.775561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046948
observed 6b673f188c3bd9f07b0196aefde86ba6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:40.759291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046948/manifest.json
observed 928a5c908b6a95af8bbece9ee95148c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:40.743727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046948/publication.md
observed 51377a8bd222ad2197c00e8dd0ee23ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:40.726172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046948/publication.txt
observed 23a7e11928a616af49c3cbb46e1f9c42...
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.