OpenTechnical

OT-2026-000076886

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented 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-2026-000076886) never changes.

Identity and time

Publication numberOT-2026-000076886 · never reused
Internal UUID01a0ae94-b070-782e-8abe-0e8013eb91fa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076886
StatusPUBLIC

Content hashes

Canonical textaacc18989491432f1843e6b53abe4ed41dd819b8693c5b42e4197db365e19c30
Markdown7f16512958f75537c0c0fc229f791c5632bdb358a1cfc48776354e74d67b92e5
PDF
Publication page4eb4b968d2332362d067522dba9fda0989d1f369cc3e97a2d0cf95e504511034
Manifestaaefcd8ce951c6e016a52ac84aeef382646b4e597946f9e2a4d801c4ffd8b778

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
SignatureYivF+DnkjD0JR14SDASQkyhb2f340WKXJUEhl41M7xfJ9O1qOWOCJ4NqJE2Ca4QekesbrSQu0sX/SthqmeEqAQ==
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

2026-09-17T10:09:47.420823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076886
observed 4eb4b968d2332362d067522dba9fda09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:47.402305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076886/manifest.json
observed aaefcd8ce951c6e016a52ac84aeef382...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:47.382925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076886/publication.md
observed 7f16512958f75537c0c0fc229f791c56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:47.364706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076886/publication.txt
observed aacc18989491432f1843e6b53abe4ed4...
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.