OpenTechnical

OT-2026-000097274

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, three stage ejector, supply line pressure sensor, sustained blow-off before set-down

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-2026-000097274) never changes.

Identity and time

Publication numberOT-2026-000097274 · never reused
Internal UUID01a0aea1-01ca-7195-9688-ea66324442fe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097274
StatusPUBLIC

Content hashes

Canonical text8ca864b6cde6cebf7fb7c670dcc05c3d105dcf9b03883b7160d6e0c516cca010
Markdown6b106ffc5f852c830bbacd23683ce81c0dc36057ef57f90cb5c42d70e3672157
PDF
Publication page1abe47e8ff85c89e2b321bec96f2c481633daebe1e0664a6ddbc52d65f63c9b1
Manifestd3ea5529a568a3454f298ef7453c7839b97d3a3e1c02759cffc72d14418ee68f

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
SignaturePAoIIdTn6It4whFqUw7Iawwa9xn8N/8nw/h44xbYH7PGQ+tDadIkPGzY5NhMs2ghUYUTDaMKOibV+hX/yb/xCQ==
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

2026-09-17T09:33:32.096919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097274
observed 1abe47e8ff85c89e2b321bec96f2c481...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:32.078379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097274/manifest.json
observed d3ea5529a568a3454f298ef7453c7839...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:32.061507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097274/publication.md
observed 6b106ffc5f852c830bbacd23683ce81c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:32.044246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097274/publication.txt
observed 8ca864b6cde6cebf7fb7c670dcc05c3d...
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.