OpenTechnical

OT-2026-000034548

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained 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-2026-000034548) never changes.

Identity and time

Publication numberOT-2026-000034548 · never reused
Internal UUID01a0ae76-1ed0-7d6a-bc7a-8b2bef890c8b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034548
StatusPUBLIC

Content hashes

Canonical textefcbb0bad2e9f08b5ba09e77d7ee113d1696280e0282e0038332d1deb2237122
Markdown9e8082483835a33d61b72408757e32e212dd7c179fad6358610a4c5c78b3f380
PDF
Publication pagecb098b6384d9f9178357f1859a42ace20fb8d1c7045417d5440af40eca7a2429
Manifest6ee49fccee658f7e8c7552c9f75986b9607192889164f90c5bc774b08dd41717

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
Signature5nJb02GfX54pyp4WKRRZ4EtR5zA3MYcmUONRwC2gkOwGoHGrFV8FY4OBunf/IfdQZFzzCNTGtdjq0Sf2CQi/Cw==
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

2026-09-17T11:28:54.581207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034548
observed cb098b6384d9f9178357f1859a42ace2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:54.564481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034548/manifest.json
observed 6ee49fccee658f7e8c7552c9f75986b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:54.542497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034548/publication.md
observed 9e8082483835a33d61b72408757e32e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:54.512405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034548/publication.txt
observed efcbb0bad2e9f08b5ba09e77d7ee113d...
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.