OpenTechnical

OT-2026-000096187

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, pump 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-2026-000096187) never changes.

Identity and time

Publication numberOT-2026-000096187 · never reused
Internal UUID01a0aea0-585e-770e-ae32-8645e726c133 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:59.115534Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096187
StatusPUBLIC

Content hashes

Canonical text7dc90ba8ca3a4594300b879e20d4f8707de2d318463be25debf7632cde590ce2
Markdown9e8209a7b624bf264d2e9abdcddb8aac5bdbed25286c834f7547b834dd6b4e92
PDF
Publication page02033e897293bfa458d48a129b9d48c8dc52533e50d4498ce81805ab0538002f
Manifestc51234d5c1914262df3d4cd21317586ab1783cc260cae7290c2e8d9b2ec71c70

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
Signature+8lL0foZf7PsYNO9+Uts6JcI3tHNxtkV3qfGpmfVJDibjOjmJz5BfWQsIAEGRtpe61WKlUyl8IxMunW7hHIkDQ==
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

2026-09-17T09:34:41.837489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096187
observed 02033e897293bfa458d48a129b9d48c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:41.819253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096187/manifest.json
observed c51234d5c1914262df3d4cd21317586a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:41.783291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096187/publication.md
observed 9e8209a7b624bf264d2e9abdcddb8aac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:41.747200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096187/publication.txt
observed 7dc90ba8ca3a4594300b879e20d4f870...
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.