OpenTechnical

OT-2026-000060187

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two 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-2026-000060187) never changes.

Identity and time

Publication numberOT-2026-000060187 · never reused
Internal UUID01a0ae8a-5a72-7249-8b8a-0bf33637250d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060187
StatusPUBLIC

Content hashes

Canonical texte6ce517d30e4bfbc33d04382ffd868ca9706a4c5cc1be5c2a8489d4f71832fd8
Markdown02887dfba2fe2fa601f388a394859444ce9c27f086c33c284216fdb88a28bcb1
PDF
Publication paged17ed02c40e44cb2880a001e6d170dca51eb1c96f99bcfa57c2c08e871489798
Manifest731d58ef2d3364befeb4b570b43e92dfb6e2b5dfcff6c0f4a0cc4182eb7e1828

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
SignaturexDUgQsMpmRxbQkfXZF//J4eb7ERlbX40KLMZpR7liPHQPxM/McBYt3QXhiyazocppipHATVbCo0osEXN4wW3DQ==
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...

Independent retrieval

2026-09-17T10:43:51.270957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060187
observed d17ed02c40e44cb2880a001e6d170dca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:51.254092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060187/manifest.json
observed 731d58ef2d3364befeb4b570b43e92df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:51.235096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060187/publication.md
observed 02887dfba2fe2fa601f388a394859444...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:51.217402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060187/publication.txt
observed e6ce517d30e4bfbc33d04382ffd868ca...
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.