OpenTechnical

OT-2026-000103806

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, single stage ejector, pulsed blow-off after 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-2026-000103806) never changes.

Identity and time

Publication numberOT-2026-000103806 · never reused
Internal UUID01a0aea4-e463-77a1-953c-f1bd6f4bebee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:57.105586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103806
StatusPUBLIC

Content hashes

Canonical text276d3751910d91b2ecd605e8f3018b46383994594b3212fc6cf71d74cac8b1e7
Markdown6cbd6f9bbe0ac396d2c537e56ad1580d502993bf5efcd4ebbcd245db7044fb66
PDF
Publication page0510bf5279df490191b405949483a58ca42a71734da0555802a5da3b7cda763d
Manifest6f4351c083f073562efa35f9d661f5a4448a5c4211f63f76d1035d4589371fad

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
SignatureE/h/QvAlCtOXV8EW3yaec4ljHC7YTd17L6BLmaaT3p5NvZYcXjlhZVxmZq9/h+ysYFm5mR4AVGvyFkHIEm3mBg==
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

2026-09-18T04:23:32.550053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103806
observed 0510bf5279df490191b405949483a58c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-18T04:23:32.530977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103806/manifest.json
observed 6f4351c083f073562efa35f9d661f5a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-18T04:23:32.511811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103806/publication.md
observed 6cbd6f9bbe0ac396d2c537e56ad1580d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-18T04:23:32.493174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103806/publication.txt
observed 276d3751910d91b2ecd605e8f3018b46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:45.703540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103806
observed 0510bf5279df490191b405949483a58c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:45.686192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103806/manifest.json
observed 6f4351c083f073562efa35f9d661f5a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:45.670024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103806/publication.md
observed 6cbd6f9bbe0ac396d2c537e56ad1580d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:45.654264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103806/publication.txt
observed 276d3751910d91b2ecd605e8f3018b46...
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.