OpenTechnical

OT-2026-000071776

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, 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-2026-000071776) never changes.

Identity and time

Publication numberOT-2026-000071776 · never reused
Internal UUID01a0ae92-1e91-7166-8390-d76d564fddd6 · 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-2026-000071776
StatusPUBLIC

Content hashes

Canonical textb22e23455cc347399a567ee796729099b221a4af183bbaaf72a407dc30047875
Markdown22b6ea87821dc06472d61b21e9473d203b73ed63c26640ed39f7137e3ef8720c
PDF
Publication pageb2a80c92388075aec6d9c4ed7737147e67cab8dccd9dd6e933b23fafc0f8d706
Manifest64d78869179567348ce56b7b8a74ef7bce4cda15ac09b6d6f22c07bb7b3b4c6f

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
SignatureLIGqUopPqt6IMuSboxBx/2ny8MhrOBL1Lw6AytcqSS5GPm4/U1mTr4nfdCgAh7QzZYNseTWCyUvhUimdO7ttAw==
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

2026-09-17T10:23:56.369973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071776
observed b2a80c92388075aec6d9c4ed7737147e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:56.352760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071776/manifest.json
observed 64d78869179567348ce56b7b8a74ef7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:56.335204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071776/publication.md
observed 22b6ea87821dc06472d61b21e9473d20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:56.317499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071776/publication.txt
observed b22e23455cc347399a567ee796729099...
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.