OpenTechnical

OT-2026-000071351

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, two stage ejector, supply line pressure sensor, pulsed 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-2026-000071351) never changes.

Identity and time

Publication numberOT-2026-000071351 · never reused
Internal UUID01a0ae91-e0ed-7272-8fc7-cb7ee8244d4e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071351
StatusPUBLIC

Content hashes

Canonical text8518cfb7c557d84fc007e8b281bbd728719af866b3f1754cec202b947f652b68
Markdowndee428f541e19cf04dc5315a2b17c31054c321e1692921c44e492f2d3183e40f
PDF
Publication page127f43fd31721345750c007babb4021b06da4cf9b61275dd6188bf332e84d6f1
Manifeste90d93d654884dc1a5c6560f45723a27dd3c66597c8edd22f95b4dce95537d1f

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
SignatureCiF04Qv3PMUguq5mGbGEnBpmaeamkE2PoMff3VTGw3LcxykeeqYqxikKaoH1b54NTHjLCgscE+ZQjK+Qa6p5Cw==
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

2026-09-17T10:24:57.382572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071351
observed 127f43fd31721345750c007babb4021b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:57.364136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071351/manifest.json
observed e90d93d654884dc1a5c6560f45723a27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:57.345872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071351/publication.md
observed dee428f541e19cf04dc5315a2b17c310...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:57.326644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071351/publication.txt
observed 8518cfb7c557d84fc007e8b281bbd728...
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.