OpenTechnical

OT-2026-000009758

Publication integrity record

Single cup vacuum gripper, common isolation valve, two 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-2026-000009758) never changes.

Identity and time

Publication numberOT-2026-000009758 · never reused
Internal UUID01a0ae6b-7564-78ec-a4d5-db029aecb52c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009758
StatusPUBLIC

Content hashes

Canonical textd069985ce68afa00f2db56438a903aacf227c1ba6da233abec0d5b9178639b81
Markdownf89375d0ddc4698bb33febf45efa513c9269dce186f2ba66ecb43e1a65db5349
PDF
Publication page5fb4dc34020ae5cfa8ccf7e35aea234c6e793f72243fafbc0559c9cba60ae8b0
Manifest3d87262f2c679001916297feb8573360103bec8d12a342c9e773498dd7714529

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
Signature0Xikl9q4o09/yZMv9K3F1hHlafBfbNNDvCEteZSB2RKqJZkuKvgrUL0e0XxywO6UmFItpMxoX4Wa/DjhreUZCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:15.906249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009758
observed 5fb4dc34020ae5cfa8ccf7e35aea234c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:15.886215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009758/manifest.json
observed 3d87262f2c679001916297feb8573360...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:15.864393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009758/publication.md
observed f89375d0ddc4698bb33febf45efa513c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:15.844767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009758/publication.txt
observed d069985ce68afa00f2db56438a903aac...
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.