OpenTechnical

OT-2026-000099960

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, single stage ejector, 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-2026-000099960) never changes.

Identity and time

Publication numberOT-2026-000099960 · never reused
Internal UUID01a0aea3-1473-759a-9f9f-30d8ab233985 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099960
StatusPUBLIC

Content hashes

Canonical text7170859f6a66d65e02d6b235e2a227c3110e2be8c019878c6b32db825204f0a0
Markdown604298613a72b8f75497a9c2514c33421df4273f3279a743078c8a3b0a8f9a4d
PDF
Publication page0a952299c3cb79e42491c7cff37767bab890ef6535e3f93ac877f95775821f85
Manifest3841dac551f9dfa5da1c75e53e778625b8037471c14594c061b8fc1070df0da0

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
SignatureiLWmWOg5au7zX3RaaluDKULYrrI1z48WePScbQMs9I4/A+jHiCmTJWKaN+4MgP2pfwcQW14M97OHb1CtvokRCQ==
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

2026-09-17T09:30:37.041952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099960
observed 0a952299c3cb79e42491c7cff37767ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:37.022659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099960/manifest.json
observed 3841dac551f9dfa5da1c75e53e778625...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:37.000892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099960/publication.md
observed 604298613a72b8f75497a9c2514c3342...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:36.982803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099960/publication.txt
observed 7170859f6a66d65e02d6b235e2a227c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:52.526423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099960
observed 0a952299c3cb79e42491c7cff37767ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:52.508636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099960/manifest.json
observed 3841dac551f9dfa5da1c75e53e778625...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:52.489287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099960/publication.md
observed 604298613a72b8f75497a9c2514c3342...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:52.472179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099960/publication.txt
observed 7170859f6a66d65e02d6b235e2a227c3...
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.