OpenTechnical

OT-2026-000082718

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented after 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-2026-000082718) never changes.

Identity and time

Publication numberOT-2026-000082718 · never reused
Internal UUID01a0ae97-8cc8-7f46-9855-d4b59cdbd4e3 · 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-2026-000082718
StatusPUBLIC

Content hashes

Canonical text642b7fdfdbfad7a73f3fa7520abb936de6e36a7f7de5ba0aeb1c3bc11468e98b
Markdown0650c0e4f4c03cf7777686075dab678883f6d3d693415bf6a5bffd7dd85c9b22
PDF
Publication page63a8b5ca503979ed290fc3c07d44017a20281defd8f4705c13a814bf4ae1ed78
Manifestfa94075a74373eb0b0ee1b0319cf31ab473e95795fa5b9a38a2cf19617af4859

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
Signaturev+Xtoo5tbXQuJLLrfn6WYWvtV+Dlc7X1LaM6a3I152TjQXZPvy9ld7y+9FFkJ5LeWu8kNZouSJhwGkvNjspqAw==
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

2026-09-17T09:58:17.698818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082718
observed 63a8b5ca503979ed290fc3c07d44017a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:17.682104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082718/manifest.json
observed fa94075a74373eb0b0ee1b0319cf31ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:17.663489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082718/publication.md
observed 0650c0e4f4c03cf7777686075dab6788...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:17.645379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082718/publication.txt
observed 642b7fdfdbfad7a73f3fa7520abb936d...
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.