OpenTechnical

OT-2026-000082937

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, sustained blow-off 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-2026-000082937) never changes.

Identity and time

Publication numberOT-2026-000082937 · never reused
Internal UUID01a0ae97-8cca-7f8f-9621-0e3b55b24169 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082937
StatusPUBLIC

Content hashes

Canonical textd302eadb27d3757a15439a3dee2f28fccdcd4fe055c1be7f17565fb39d51c644
Markdown930bd687fb16e0b43b0500c6118d0844a445140a55fa4f419b295b30b81dbc79
PDF
Publication page8c462a4e80587f93eff8652ac0d1abe454c3a001f81f99619400cc7a3319ec7f
Manifestfcf605f00bf89f1de264f928afae00ed2df09b8ae2cd2126d192f65ef403441a

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
Signature0ox35gBTrFI0sKxFuL0xZbb2fB/MWgoJ6XFSnqW/tdSHcXUJdoZcNYORNfYkXWIH0NWsr+0zbsZS7uEIneOPAg==
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

2026-09-17T09:58:37.892685ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082937
observed 8c462a4e80587f93eff8652ac0d1abe4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:37.876080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082937/manifest.json
observed fcf605f00bf89f1de264f928afae00ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:37.858428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082937/publication.md
observed 930bd687fb16e0b43b0500c6118d0844...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:37.840813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082937/publication.txt
observed d302eadb27d3757a15439a3dee2f28fc...
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.