OpenTechnical

OT-2026-000056307

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000056307) never changes.

Identity and time

Publication numberOT-2026-000056307 · never reused
Internal UUID01a0ae87-4bd1-758d-9b28-31ad8bbe7e8c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:37.517586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056307
StatusPUBLIC

Content hashes

Canonical text9494e819143b1d4d97ebf0024e2ee83cf9ff9e475aa6a2db4c4c12463ac30f08
Markdown272c7571092fc9a76b545d9ef7df02cc1e421c8aad08243f146521117ba1fff2
PDF
Publication page27e3a61b22080d0f0f6bd9fc2106ebf920b311cf358c3e80090d66c394115698
Manifest628576bb254ac864dd269b7ddcc1cc63645942d92234d8d461973f03960013c9

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
SignatureuEeby7KtXdPc8veFWkFhaPCSws7GtBFLUTAZbbS5pI9bSZF16K0Yng8KRwGLVLI1SNXH9lGq4WUIDH+3xsqsDQ==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:48.386134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056307
observed 27e3a61b22080d0f0f6bd9fc2106ebf9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:48.368375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056307/manifest.json
observed 628576bb254ac864dd269b7ddcc1cc63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:48.348489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056307/publication.md
observed 272c7571092fc9a76b545d9ef7df02cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:48.329923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056307/publication.txt
observed 9494e819143b1d4d97ebf0024e2ee83c...
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.