OpenTechnical

OT-2026-000034768

Publication integrity record

Single bellows cup vacuum gripper, plant vacuum 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-2026-000034768) never changes.

Identity and time

Publication numberOT-2026-000034768 · never reused
Internal UUID01a0ae76-1ed2-79db-a554-ff3eeb981c74 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034768
StatusPUBLIC

Content hashes

Canonical text993422046b09b6f5421df5d63f3b5b0e7a59275cfeed5d1e56afe644ec611a4b
Markdownbba5cbba0bda2d6e59a3eb450e0ae8c23e44c376ff2f4e59428726b75c8d32ec
PDF
Publication page35405b41dc5da8cc1b25065ca2a558170f0cc7c492b1677d2fff7c1a25b66e9d
Manifestc7eeedc93c4d69294dbcc20950eccf0e2fbad3b21c818b40de363568e5644e3c

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
Signature1Ox9zYr+7Fhdv2XTbeikmGd4Xbme2tZFWfMORB8qtLPDxGh4cMjx6U5CEXAZTXcjseDe7P5Iw0SpmIxDPPpkCQ==
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

2026-09-17T11:30:15.763202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034768
observed 35405b41dc5da8cc1b25065ca2a55817...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:15.738170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034768/manifest.json
observed c7eeedc93c4d69294dbcc20950eccf0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:15.717404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034768/publication.md
observed bba5cbba0bda2d6e59a3eb450e0ae8c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:15.695955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034768/publication.txt
observed 993422046b09b6f5421df5d63f3b5b0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:44.162539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034768
observed 35405b41dc5da8cc1b25065ca2a55817...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:44.146115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034768/manifest.json
observed c7eeedc93c4d69294dbcc20950eccf0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:44.126124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034768/publication.md
observed bba5cbba0bda2d6e59a3eb450e0ae8c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:44.101866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034768/publication.txt
observed 993422046b09b6f5421df5d63f3b5b0e...
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.