OpenTechnical

OT-2026-000007582

Publication integrity record

Single cup vacuum gripper, single stage ejector, supply line pressure sensor, 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-2026-000007582) never changes.

Identity and time

Publication numberOT-2026-000007582 · never reused
Internal UUID01a0ae62-4df8-7a39-b6d1-524b5f211eea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:13.261569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007582
StatusPUBLIC

Content hashes

Canonical text1668ea7d9296fb5d0f4e44c680d4b15c9351063a83250633df348cab8fb4eba6
Markdownea67cba1f4c912076b0d92c3aa93fd78b5415e5e5b7431e18499d4bcb20778a3
PDF
Publication page280d7e0e4399e80656c3ade86244dacdfbe4314eee34e1fd3fd750194cd57e98
Manifestcb536ef20046c286a960a9bdf3f5accd11807ff92c48dbb033bf0a5f4fbff2f9

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
Signature+60SBsSD3CvncG3YxBon054eIbb9ZZaiQCQ6QyuszAv9Qa438C+OYpuPaIyE2l/H2P1WmJkJo7DGzUGI0NVzAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T12:20:53.211006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007582
observed 280d7e0e4399e80656c3ade86244dacd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:53.191682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007582/manifest.json
observed cb536ef20046c286a960a9bdf3f5accd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:53.172029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007582/publication.md
observed ea67cba1f4c912076b0d92c3aa93fd78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:53.154862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007582/publication.txt
observed 1668ea7d9296fb5d0f4e44c680d4b15c...
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.