OpenTechnical

OT-2026-000071954

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, vented before 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-2026-000071954) never changes.

Identity and time

Publication numberOT-2026-000071954 · never reused
Internal UUID01a0ae92-47c0-7456-ac3c-4337199f9678 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071954
StatusPUBLIC

Content hashes

Canonical text6b82d1fb1b707bf893a180412de2e556c1bdffd2985234a7eb42f92576c742a7
Markdown5487af0feefa2525144e67b925a76c3cd09bb8a062f926b8dcd7b0afebbdcbf0
PDF
Publication page90ecbcdd327448f016aa85d1c31ba4fd1dac447dcfba5e4c7fb1b6cdeae3c56d
Manifestf2815a09f8ce1d216522639086288ea86397670c12cfa2b2ac1b2f4bece673f2

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
Signatureu5qtoGAhlUy77/dgsaxj7zCPlYQc1qZzyvEh/1E/PZiMGCqAA8hkksnDO1bC769g7/LZCT6ZY26JuxgcHGFnCw==
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

2026-09-17T10:22:59.529197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071954
observed 90ecbcdd327448f016aa85d1c31ba4fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:59.510046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071954/manifest.json
observed f2815a09f8ce1d216522639086288ea8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:59.491871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071954/publication.md
observed 5487af0feefa2525144e67b925a76c3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:59.473791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071954/publication.txt
observed 6b82d1fb1b707bf893a180412de2e556...
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.