OpenTechnical

OT-2026-000092630

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, pump fed, 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-2026-000092630) never changes.

Identity and time

Publication numberOT-2026-000092630 · never reused
Internal UUID01a0ae9d-b5fe-7aca-a57b-c902628aa970 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092630
StatusPUBLIC

Content hashes

Canonical text64c62ecb2b160bb3a07c93fdb099fe8e0d735ba6e56a7f37f38ac397b2379047
Markdown7ab4c06aac1cf9c35c0308ce80a9622170c96deec5858ef21655eba3ae6d25d3
PDF
Publication page7ece802cefa2040f012c4db0124af9e2b7992818490960b29af39516a796146b
Manifest604c6588f47b30a0c90cccf728eb6f7efedbc262623f9f470effbf744b5c39f3

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
SignatureDM1Z7XXrKpTo+3k7uePrL0K3IvqZ2uDJrkJN7pAbayvrIqV+HB2wAfQq6dgCAU5xA6hy3hTnK0OFcMXSQjJhAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:41:13.844705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092630
observed 7ece802cefa2040f012c4db0124af9e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:13.823540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092630/manifest.json
observed 604c6588f47b30a0c90cccf728eb6f7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:13.805885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092630/publication.md
observed 7ab4c06aac1cf9c35c0308ce80a96221...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:13.788945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092630/publication.txt
observed 64c62ecb2b160bb3a07c93fdb099fe8e...
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.