OpenTechnical

OT-2026-000033717

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, pulsed 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-2026-000033717) never changes.

Identity and time

Publication numberOT-2026-000033717 · never reused
Internal UUID01a0ae75-a390-76d7-ab26-4f2feb8f9450 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033717
StatusPUBLIC

Content hashes

Canonical text825abe3c7a31f663fcbc5055fd3751a940126575977a10686a6662135f4c8e10
Markdown22442258a73fcf38d45fe758cae1b4ba4e77629125d24992fc9134bcd294b58c
PDF
Publication pageb93f0003468c7606b81038450bea24f21871cdcfcc877a7d1101091e38931413
Manifeste0c4406545ac82db2227ed9ae04587b61e69897aafdc546a7875d830d972cfc5

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
SignatureJ8atpgVcy6f8XkZbQquRj5df2cKCnqAAAMNL1xzLwpCy4lK+57v9RzsvffkWE97JtY6anf+/N8VhDup/6WZ4Ag==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:31:43.088688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033717
observed b93f0003468c7606b81038450bea24f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:43.067259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033717/manifest.json
observed e0c4406545ac82db2227ed9ae04587b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:43.046728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033717/publication.md
observed 22442258a73fcf38d45fe758cae1b4ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:43.026085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033717/publication.txt
observed 825abe3c7a31f663fcbc5055fd3751a9...
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.