OpenTechnical

OT-2026-000054672

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three 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-2026-000054672) never changes.

Identity and time

Publication numberOT-2026-000054672 · never reused
Internal UUID01a0ae86-1284-7a89-a9a5-23171e746ad8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054672
StatusPUBLIC

Content hashes

Canonical textac9c42c47b19816d578cc92951e05eec5f1c04ae61f64b5a7bd28405e01d7070
Markdown1aa957ef84503b4cfd6e6daff438bdc51118053434949ccbc7658060f1b15171
PDF
Publication pagee02b9de97a283026eb24376ac7750dadcedd4ec7c56ee7cc8f1708e86afb14a0
Manifest6f99c0c29868994fa52ec8dd4265cf547b6eba51e2636bc7057a681a7af88b08

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
SignatureXKUWPN2tIXAjz6ez1b9lVer7ST/gr/kDjNnwdjVpMsUDASE5uXkBsyLX3MVpxwtNKJnDD+CVFUJtfH1apiveAQ==
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

2026-09-17T10:53:44.861904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054672
observed e02b9de97a283026eb24376ac7750dad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:44.844222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054672/manifest.json
observed 6f99c0c29868994fa52ec8dd4265cf54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:44.826921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054672/publication.md
observed 1aa957ef84503b4cfd6e6daff438bdc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:44.807509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054672/publication.txt
observed ac9c42c47b19816d578cc92951e05eec...
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.