OpenTechnical

OT-2026-000095639

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, 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-2026-000095639) never changes.

Identity and time

Publication numberOT-2026-000095639 · never reused
Internal UUID01a0ae9f-fac4-7d5a-ba62-549faabf0b2b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095639
StatusPUBLIC

Content hashes

Canonical textadeef182fece2fc068ef6c5ee9ad28d72b97f505c6191e6b866758c8a9baf41e
Markdown1ab2b94715ffb23761e1e182e301b8fde72393c8d4e3e5e5e4ec0750869e2e75
PDF
Publication pagef4b76d814d278c4b6389e461a0920384a7cdea0c1677e10321a7e46397439fd7
Manifeste22e4d67cb4fda167115381585f4864b2469909aab9fe773d0c9dcc4ee17db1d

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
SignaturesUnOAqMYL5ygNEY8GMIn65WX69aTmGmETm9QbyVN+Oo+Y9FBnp3N1pRRqweRlK3AqyuSxx2KlvJB+UAPI2KPDA==
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

2026-09-17T09:35:06.228123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095639
observed f4b76d814d278c4b6389e461a0920384...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:06.211311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095639/manifest.json
observed e22e4d67cb4fda167115381585f4864b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:06.193415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095639/publication.md
observed 1ab2b94715ffb23761e1e182e301b8fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:06.176489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095639/publication.txt
observed adeef182fece2fc068ef6c5ee9ad28d7...
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.