OpenTechnical

OT-2026-000058202

Publication integrity record

Foam pad vacuum gripper, single stage ejector, supply line pressure sensor, 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-2026-000058202) never changes.

Identity and time

Publication numberOT-2026-000058202 · never reused
Internal UUID01a0ae88-6edb-7335-9def-f5d3475b4efa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058202
StatusPUBLIC

Content hashes

Canonical text964791570ce74c268c54fc95dbe72b41cb1ca4d587a34394466f3c3e958a3cd7
Markdown201ddd35ccba636d2b87c36440d07e0ce2c70aceb1eafe77b2a970eed3f899a8
PDF
Publication page994a37088f71cecc42cfad06826fd3f30d4d293f11736a4928da2fcfc03841eb
Manifestc795439fa12689d0fca60d319c6982918f6bc7d96b9b54dbf55c069436a28b15

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
Signatureuy7a3+CUQW7bvWcisAr/Mx8FcIrPYY6WghQWyZtKiyrAXh0U+W7PdhoYr7ZBxLyN7D/nNZLoA/1MaRhe3/YUAg==
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...

Independent retrieval

2026-09-17T10:47:54.602949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058202
observed 994a37088f71cecc42cfad06826fd3f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:54.584873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058202/manifest.json
observed c795439fa12689d0fca60d319c698291...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:54.567239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058202/publication.md
observed 201ddd35ccba636d2b87c36440d07e0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:54.550977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058202/publication.txt
observed 964791570ce74c268c54fc95dbe72b41...
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.