OpenTechnical

OT-2026-000044067

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, 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-2026-000044067) never changes.

Identity and time

Publication numberOT-2026-000044067 · never reused
Internal UUID01a0ae7b-d67a-7cb8-98b3-c12eec0ded20 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044067
StatusPUBLIC

Content hashes

Canonical texte62844ae417ba2987d511e3e7b31e78c67a8a6d5c96e8d6865c4e5bc51f7cc09
Markdown2b81472537a3b6b622d43296f6bbfdcf15e1474e5af5968f38836a0905e08d9e
PDF
Publication page21c8f9ae8c1c9e4b1e79be01a075d855950789a65319c3bf0b7f5fdb91e6378c
Manifest842aeab97aac80e5141c26aed9d5ad8b673268fef07b2f86e16cb1bc2764ab90

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
SignatureAJN/cP2e4HXdPl3QTJ2hJQmSXneJp3zScbQIcF2znj2oKlm/EdyNlpn0em7rdyAMpXrhMN0O1uau9TPzCSJlCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:12:27.968981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044067
observed 21c8f9ae8c1c9e4b1e79be01a075d855...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:27.950494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044067/manifest.json
observed 842aeab97aac80e5141c26aed9d5ad8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:27.929363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044067/publication.md
observed 2b81472537a3b6b622d43296f6bbfdcf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:27.911513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044067/publication.txt
observed e62844ae417ba2987d511e3e7b31e78c...
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.