OpenTechnical

OT-2026-000010982

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, plant vacuum fed, vented after 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-2026-000010982) never changes.

Identity and time

Publication numberOT-2026-000010982 · never reused
Internal UUID01a0ae6c-540e-7e5f-b7bc-83388979de0e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010982
StatusPUBLIC

Content hashes

Canonical texte24cb824d9e5a51380c01eebdb1d8a1ba984b9d45e3ab0f4b13d4b6cb367ce7a
Markdown9b8ea742a2a3a24678652eabca358f6872b51af0d001588634babd7bfd23b7fd
PDF
Publication page28f31d504a7089d7ef1e907df0b575a3333607b9a8990b2f7d5ad28305aafc2e
Manifest4efc551656a419d97203b4b9163c4f19c8de502ba30d8f0bffa4a92c6ec0746d

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
SignaturebZOylMpUPY6EJrhURdEBgTf89AG2uCm1EQQOa07cEp2XnhHAoN3jbyrrkNcjJFiWuhTOvNGYdIDg0eTy04IkCw==
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

2026-09-17T12:13:47.093043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010982
observed 28f31d504a7089d7ef1e907df0b575a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:47.073704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010982/manifest.json
observed 4efc551656a419d97203b4b9163c4f19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:47.052336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010982/publication.md
observed 9b8ea742a2a3a24678652eabca358f68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:47.032300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010982/publication.txt
observed e24cb824d9e5a51380c01eebdb1d8a1b...
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.