OpenTechnical

OT-2026-000071710

Publication integrity record

Two bellows cup vacuum gripper, two 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-2026-000071710) never changes.

Identity and time

Publication numberOT-2026-000071710 · never reused
Internal UUID01a0ae92-1e91-79f9-84c3-b0f845dda54a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:26.841552Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071710
StatusPUBLIC

Content hashes

Canonical textec3497af2165e1831893143bd9d697a7176456bae26ad9f60cf2fb69c1e68754
Markdown307cc9cade9cfa2fb5f3400f6464eeaf361868bcdfa8c863ad624fcc4690e27b
PDF
Publication pagefff7d79c372574f88b27baad4a53ea01da1887939f3cef5aff76e4121c8aa056
Manifestc944b9764af7958c875130e3f15e2f0e92677f5251ad4042904762598fc205a1

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
SignatureAYiZpxJbD06vbdAhvVLdZjipZeK12z5RoW4TJl4obocbBDTaUGmZOPjqeq006bTUamf7GxDvLMXOsGyYevJoCQ==
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

2026-09-17T10:23:46.944501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071710
observed fff7d79c372574f88b27baad4a53ea01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:46.921037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071710/manifest.json
observed c944b9764af7958c875130e3f15e2f0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:46.896095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071710/publication.md
observed 307cc9cade9cfa2fb5f3400f6464eeaf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:46.868543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071710/publication.txt
observed ec3497af2165e1831893143bd9d697a7...
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.