OpenTechnical

OT-2026-000080084

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, vented after 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-2026-000080084) never changes.

Identity and time

Publication numberOT-2026-000080084 · never reused
Internal UUID01a0ae96-4378-7b87-a945-182dd055c1c0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080084
StatusPUBLIC

Content hashes

Canonical textcb51ed5f170a391ae9daa2c63c75201c00fd0fcd130e1f7bdefd4d71128795ec
Markdown6eff5149b8f986a62e62bd84ea3762fd27e99d302f3450d0850f89dcacd41a2d
PDF
Publication page319515abb493c8ddf14af5b9ef43dbc0927d5a05231c400dd7b04d7a5d3efad4
Manifesteb96f9e8db66e1ea8fb2d483e19a1b7322886e3de1bb8457724d82164ba7bdd2

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
SignatureGdScYoF2aTbTYli203vFL/CA6DZjre05CWoUGScJjayxYwn2PgHBpsIbmN1JsPVrQ6rJB7Mb6xh+L1TWYV75Ag==
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

2026-09-17T10:04:01.346723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080084
observed 319515abb493c8ddf14af5b9ef43dbc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:01.329289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080084/manifest.json
observed eb96f9e8db66e1ea8fb2d483e19a1b73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:01.311856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080084/publication.md
observed 6eff5149b8f986a62e62bd84ea3762fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:01.294198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080084/publication.txt
observed cb51ed5f170a391ae9daa2c63c75201c...
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.