OpenTechnical

OT-2026-000103737

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, three 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-2026-000103737) never changes.

Identity and time

Publication numberOT-2026-000103737 · never reused
Internal UUID01a0aea4-e462-7b17-b691-9ad1bbeba91d · 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-2026-000103737
StatusPUBLIC

Content hashes

Canonical text8196c8a1ac90133eb79446587bc0acba7c81fc1a9cd245063e5475ba314dfd36
Markdown603f4d1e242dce21274f3155460bc1531283dcf2afc41e20cb6cdce203e04a79
PDF
Publication page925e8048000c715bf4ec70bde00122fdcd7c18b9145aeae8b4dbc4cc85d2f57c
Manifest664ff79930396e4313c045b74894ddcc8f4528b3edcc7afc7f3837c5beeecde6

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
Signature35WGKFt5hqpQ3UziCrDoiAb0UF7dldgnII2yTIsWZEpYdgPYeLnA+WLaoqLwVn0FAKla7mYJ7At37GLz0WCyCw==
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

2026-09-17T09:22:33.258107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103737
observed 925e8048000c715bf4ec70bde00122fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:33.241703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103737/manifest.json
observed 664ff79930396e4313c045b74894ddcc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:33.226491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103737/publication.md
observed 603f4d1e242dce21274f3155460bc153...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:33.209865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103737/publication.txt
observed 8196c8a1ac90133eb79446587bc0acba...
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.