OpenTechnical

OT-2026-000075075

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000075075) never changes.

Identity and time

Publication numberOT-2026-000075075 · never reused
Internal UUID01a0ae93-ac2e-7bca-83b5-b6b49294feb5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:08.693295Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075075
StatusPUBLIC

Content hashes

Canonical text99a108f4d378b22687d19552b6426a05e62c27be1a787f87aee05f4f59df5e73
Markdown1f78af287f4cfb06e3742191474217753f1cbf3e726d9c68f479a31dc1ec5a8b
PDF
Publication pageca915ec6c7592784e19b9c1eacca578243e11f823faebc27e3c1f09165a0fc42
Manifest422d07fe0451c5ae9f7a98f0b7ef946f855c581245a16f911215d48959725da0

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
SignaturexB6eoN5AvxRXCZanuSx+Zaa9lDvYgDCwkheeaRw/3mornnTQS5bhlBCb53NU/mh7qoC2ZfkIEaw0UkZuhF2rCw==
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

2026-09-17T10:18:53.732898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075075
observed ca915ec6c7592784e19b9c1eacca5782...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:53.715535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075075/manifest.json
observed 422d07fe0451c5ae9f7a98f0b7ef946f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:53.697966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075075/publication.md
observed 1f78af287f4cfb06e374219147421775...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:53.680962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075075/publication.txt
observed 99a108f4d378b22687d19552b6426a05...
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.