OpenTechnical

OT-2026-000079520

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, vented 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-2026-000079520) never changes.

Identity and time

Publication numberOT-2026-000079520 · never reused
Internal UUID01a0ae96-0b91-7688-8246-245e7fa76926 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079520
StatusPUBLIC

Content hashes

Canonical text86518e9ffdeda57cedf4e774b89b1ec7640345a9d5854524d4a3b8466ff3c829
Markdown6eb2a4f34af9608e2cf05c3b64c8678337ad185b0a727285797cbc0ad9911b21
PDF
Publication page47be6b1578f59bb2ac9063415a943c588338d3b748e487e53f0a7d2210543c9b
Manifest26fc57cf6720b2d7196733777a3aeef6077b6572aecbc14af4ddfcffe9d90973

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
Signature6VD6mYm371WC2aV1xsnCoffBcwn5z1diPAiG73OHSiFgUBErJK9zH19/Hcu2TEA6l4EhDvYTcmJnPUO0l5OBCw==
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

2026-09-17T10:05:09.819563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079520
observed 47be6b1578f59bb2ac9063415a943c58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:09.802409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079520/manifest.json
observed 26fc57cf6720b2d7196733777a3aeef6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:09.785506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079520/publication.md
observed 6eb2a4f34af9608e2cf05c3b64c86783...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:09.766883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079520/publication.txt
observed 86518e9ffdeda57cedf4e774b89b1ec7...
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.