OpenTechnical

OT-2026-000084985

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, pump fed, 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-2026-000084985) never changes.

Identity and time

Publication numberOT-2026-000084985 · never reused
Internal UUID01a0ae99-43b7-7087-b2b0-4ec29391093c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084985
StatusPUBLIC

Content hashes

Canonical texta31f0c3bc2a386512a6efd4ad9ea169d5152012e0ff988cc89800321b0737b69
Markdown2ef2339744ffe796b0ddc765fa93d91bf19e891c63097399f5b4ff36421ecddb
PDF
Publication page477a6cc665e265bb857581ef0e2de2e2008df3d844efdb7ae2cf447aabaed567
Manifest53e128ecd35a9ce6b462f4bc77d50eed226e143dd1963e8b9f587ec94c5c4e6a

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
SignaturemhbqzvmSmJrSbamBN1nzBbuVyEv5kLxMsa8HGz7ciWtebkg2kDZdfuVycuN4at/XUaSt5ZkaGX0q9GQDxelqAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:54:59.163827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084985
observed 477a6cc665e265bb857581ef0e2de2e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:59.146879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084985/manifest.json
observed 53e128ecd35a9ce6b462f4bc77d50eed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:59.130206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084985/publication.md
observed 2ef2339744ffe796b0ddc765fa93d91b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:59.112046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084985/publication.txt
observed a31f0c3bc2a386512a6efd4ad9ea169d...
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.