OpenTechnical

OT-2026-000009629

Publication integrity record

Single cup vacuum gripper, common isolation valve, two stage ejector, sustained 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-2026-000009629) never changes.

Identity and time

Publication numberOT-2026-000009629 · never reused
Internal UUID01a0ae6b-7563-7cdf-83d7-ce1950ac74d0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009629
StatusPUBLIC

Content hashes

Canonical text0734c445537ce1cae20ee783987e24c4079d7d9365b7b6476e0a91c07e16fdbc
Markdownd918732612b2346a3edb85f9b2941b0ad9426f3f5bb4dc35be6d87c6cf1b40c3
PDF
Publication pagefb9bd1cb688dad0cace2e161668a8a771f80d559cb862ccef360b41b0d98af2d
Manifesta77a46b2f9c8e03c5b0a09296b9b4d437393661ce5ad069e5e47c7db38f48d2d

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
SignatureYybC1Zh5SQgkkmIbcYO3G/XLcLcOj8M4u+OaUAA27bZID4NbuMvjIBJBmkmzcAAYVYo2orMVycB8AXp5WlQyDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:05.210283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009629
observed fb9bd1cb688dad0cace2e161668a8a77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:05.190224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009629/manifest.json
observed a77a46b2f9c8e03c5b0a09296b9b4d43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:05.168463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009629/publication.md
observed d918732612b2346a3edb85f9b2941b0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:05.144908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009629/publication.txt
observed 0734c445537ce1cae20ee783987e24c4...
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.