OpenTechnical

OT-2026-000059441

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented before 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-2026-000059441) never changes.

Identity and time

Publication numberOT-2026-000059441 · never reused
Internal UUID01a0ae89-8617-7536-be12-a854d7defeb5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059441
StatusPUBLIC

Content hashes

Canonical textf0695a9472ab336c2d61a52cd70c0613182a39adf4e448dc07c6b7283c12994b
Markdown51552c505a40dcb5d5d98e4b4ca81d4beb6815a1b18e4bf9d3a36b0ef18ad5fe
PDF
Publication page54c16043c3877be5d50b94fec4cda31efae57ee8c80181fe259d7e9f71bd00bb
Manifest54dd42ae4c28f5ed4a2fd6a470510411e5e4c6420213c0059d24bc0cd3489d0a

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
SignatureQmLX1WoQczJVA8jLKMh4zxDWduPP3u9uQ0eeRt0rTNp9K6lZfIKVpLqQNd97B4Xg1nRRfKIjQSzkNEIsRD6mCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:46:08.131236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059441
observed 54c16043c3877be5d50b94fec4cda31e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:08.113491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059441/manifest.json
observed 54dd42ae4c28f5ed4a2fd6a470510411...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:08.095673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059441/publication.md
observed 51552c505a40dcb5d5d98e4b4ca81d4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:08.076785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059441/publication.txt
observed f0695a9472ab336c2d61a52cd70c0613...
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.