OpenTechnical

OT-2026-000064756

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000064756) never changes.

Identity and time

Publication numberOT-2026-000064756 · never reused
Internal UUID01a0ae8d-deba-7aaf-b4b0-c8047ad062d7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064756
StatusPUBLIC

Content hashes

Canonical text784b82043a0da7165244f0133b21e285111e30edc2557f31ad3aa032df9a2c72
Markdown24555766ebf443c70a9aa1a3986bfde9ab0327203d3738bc703635e8563977a2
PDF
Publication pageb1951549acb90073fc46684153bf19bcdea6835bc2b3bb79f3fe044bda2ee20a
Manifest103542c35032e022de800252e6f442374c117dea68c51c01cdb1c2cfdd980c4d

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
SignaturerjS8CFTj6wkCB1koegmGiuFjwI4czvOwpV/YappYSStsPs3ZX2GapBzP0+L4MjkBTvBoYxar4peneFp4SaVRDA==
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

2026-09-17T10:35:38.429138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064756
observed b1951549acb90073fc46684153bf19bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:38.412413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064756/manifest.json
observed 103542c35032e022de800252e6f44237...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:38.396132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064756/publication.md
observed 24555766ebf443c70a9aa1a3986bfde9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:38.378687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064756/publication.txt
observed 784b82043a0da7165244f0133b21e285...
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.