OpenTechnical

OT-2026-000054924

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000054924) never changes.

Identity and time

Publication numberOT-2026-000054924 · never reused
Internal UUID01a0ae86-5e7f-7b7c-8e30-6e5f76ffa9b4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054924
StatusPUBLIC

Content hashes

Canonical text8507cd0647666fc6a4b82767a271b17a3ecd8e684ab6c94d111fa10e1f9af3f2
Markdown895f41504e7c0a46631c8d586467f7266440c7d6521428f7fcc36da0396bdc2f
PDF
Publication pageb2406a4d17c08ba00dff0e8bba04c44b8c0d99d063f098ba4c9672618fc8449a
Manifest07c89cba1533c81a193cb254297491ce24f2e300bff936d07c30cdfdf118e770

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
SignatureGTY90r8t1KXwhhCsOTJur/dkwVvnkpNqTbfDlSRcz6YirNDfwd7pwEkjyyyELT1sIEyb4x8aUj5WhyVfviDkAA==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:01.561881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054924
observed b2406a4d17c08ba00dff0e8bba04c44b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:01.545194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054924/manifest.json
observed 07c89cba1533c81a193cb254297491ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:01.529352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054924/publication.md
observed 895f41504e7c0a46631c8d586467f726...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:01.511393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054924/publication.txt
observed 8507cd0647666fc6a4b82767a271b17a...
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.