OpenTechnical

OT-2026-000083530

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line 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-2026-000083530) never changes.

Identity and time

Publication numberOT-2026-000083530 · never reused
Internal UUID01a0ae98-0415-70f3-8ae4-24080f94c8d8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083530
StatusPUBLIC

Content hashes

Canonical text2fb0f9cc29cd87bfe56d1e9a1d3c09abe801217b15e656444ae420cc138dd7fd
Markdowna50e0e32489c6e7a773c4bd1252afcafcde5bd9d0d4cc038b50a445c55519cae
PDF
Publication page0d20abf5e8649fa4bc664a79f1bc040f14fb772c3d052bb3e6a94d15bb8ae1c2
Manifest36dce2cda55cf43d2b0d7a108b947529ed8e7b25d2c020bab19d6a91a720f614

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
SignaturemFHPNTDQPJxJgNFUiAGoTYbMabbyXo+OfQkX4b4qHSk7RtMcVowPH7Rt1qMs7fjiBVDDTUEEOx2vuXrrbRzYDw==
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

2026-09-17T09:56:30.801133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083530
observed 0d20abf5e8649fa4bc664a79f1bc040f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:30.783591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083530/manifest.json
observed 36dce2cda55cf43d2b0d7a108b947529...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:30.765797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083530/publication.md
observed a50e0e32489c6e7a773c4bd1252afcaf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:30.748277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083530/publication.txt
observed 2fb0f9cc29cd87bfe56d1e9a1d3c09ab...
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.