OpenTechnical

OT-2026-000062257

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, vented after 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-2026-000062257) never changes.

Identity and time

Publication numberOT-2026-000062257 · never reused
Internal UUID01a0ae8c-0abd-7690-82b0-f42b96ef9326 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062257
StatusPUBLIC

Content hashes

Canonical textbad0d76b65dd8918dfab3178963513bd05ea64f2e48b05fcf39c2e97d88bf95c
Markdown3f3f8ca30f49234d84601748e6f1525a66b8a413184b81928e66d4d34891f253
PDF
Publication page9abd4280292aaa492cafd6dff2f840adc0249ccd9dc42f161f24ce1fcb968f1f
Manifest4700736f290fae456e9635ba6eaa574a8eed00533eeca5a227547d557c575373

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
SignaturewiP9B693Yg/u3DMTzsESVKUTaTlaDGbHmGJ6rDZO7tUxW4BemDtAG8ZhnC7l2xfWNG5M+a+uwiThppii8FlGCQ==
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

2026-09-17T10:39:32.209989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062257
observed 9abd4280292aaa492cafd6dff2f840ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:32.194232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062257/manifest.json
observed 4700736f290fae456e9635ba6eaa574a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:32.177092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062257/publication.md
observed 3f3f8ca30f49234d84601748e6f1525a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:32.161211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062257/publication.txt
observed bad0d76b65dd8918dfab3178963513bd...
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.