OpenTechnical

OT-2026-000059793

Publication integrity record

Single cup vacuum gripper, common isolation valve, two stage ejector, vented after 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-2026-000059793) never changes.

Identity and time

Publication numberOT-2026-000059793 · never reused
Internal UUID01a0ae89-ec25-7b56-9513-eb49d5a2dedc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059793
StatusPUBLIC

Content hashes

Canonical textd1aa5237ab22309fa623b521db4f14d8d7092d978c9349676cde220d35759b60
Markdown776cad402cbe15d804e60e733acf7d5e3021315a058d71424993f4eba5ca121c
PDF
Publication page95bb45516527b9e335a4cd744ddf8f9b871e0d4803e1050fb1928d347812a974
Manifestf56062ae5a99069c29018dcb4c885aaec39151b62d19f0b545f022c0fec27357

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
Signature00MhpXfDKKc73H2V/MkUw+m9CzyeFrUWGalAeAYlVum0cjQeqTRlbc5YHliDWmQ0D8aWxuO0W9FY6V7Opv62Dg==
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

2026-09-17T10:44:31.610746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059793
observed 95bb45516527b9e335a4cd744ddf8f9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:31.592936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059793/manifest.json
observed f56062ae5a99069c29018dcb4c885aae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:31.573752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059793/publication.md
observed 776cad402cbe15d804e60e733acf7d5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:31.532920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059793/publication.txt
observed d1aa5237ab22309fa623b521db4f14d8...
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.