OpenTechnical

OT-2026-000053748

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off after set-down

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-2026-000053748) never changes.

Identity and time

Publication numberOT-2026-000053748 · never reused
Internal UUID01a0ae85-735d-7862-8d5a-03982cf9aabf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:36.560124Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053748
StatusPUBLIC

Content hashes

Canonical text7860fdd7b4d984801877b6970d9d5896ef3ff8c528f0cac0e926a919b47de9e1
Markdownf437e50ea918705184908e58a8ad65f16a995cf0b5bdc6bb035833f1666c2d0e
PDF
Publication page6837866e750a20d4d87e4806de3afacfef57da745b1da56bbd970c5ceaf1f8b2
Manifesteabe90a9f186e003da0befe556316485d479ae0933f582d5af2587e8a83f14ac

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
SignaturenkNyCz6a1LKib0SdUvrXH1ggbC4i6jT5bMs/n9OiOnihqftt5+WzQObJMu5OCw042rBH+i8sTkWJUG8SS7kVCQ==
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

2026-09-17T08:40:22.216528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053748
observed 6837866e750a20d4d87e4806de3afacf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:22.071825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053748/manifest.json
observed eabe90a9f186e003da0befe556316485...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:22.053500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053748/publication.md
observed f437e50ea918705184908e58a8ad65f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:22.031099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053748/publication.txt
observed 7860fdd7b4d984801877b6970d9d5896...
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.