OpenTechnical

OT-2026-000096851

Publication integrity record

Two cup vacuum gripper, two zone face, pump fed, supply line pressure sensor, sustained blow-off 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-2026-000096851) never changes.

Identity and time

Publication numberOT-2026-000096851 · never reused
Internal UUID01a0aea0-a4ad-7af1-b3b8-ec7c9fcccaa0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096851
StatusPUBLIC

Content hashes

Canonical text20673b66281126236531250ece03d08d6cdabc53833b24a0d03278c8e1842b17
Markdown10d02b03da7c083884e5d7d727cc59684f29fb882fded5a6a0935ca359b3f8cc
PDF
Publication pageb0921a9c8d9f593be66ac2978bef758d5c65f3bb214a4a7f0e2b962303f23515
Manifest35dd63af92c7831f2f227f368b787c5c22b4600263dd33bb4ffd3ee9ebe4e12b

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
SignaturekF32hS1DlBGBh78TBLzlOJWMz9vh06vk9EE0ZBlo4cUXvo1zhh6fel/h3cQWp2/NmBcJcqDKVH/s7eSpURGDDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:34:26.895262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096851
observed b0921a9c8d9f593be66ac2978bef758d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:26.877470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096851/manifest.json
observed 35dd63af92c7831f2f227f368b787c5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:26.859220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096851/publication.md
observed 10d02b03da7c083884e5d7d727cc5968...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:26.841232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096851/publication.txt
observed 20673b66281126236531250ece03d08d...
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.