OpenTechnical

OT-2026-000055592

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single 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-2026-000055592) never changes.

Identity and time

Publication numberOT-2026-000055592 · never reused
Internal UUID01a0ae86-a103-7339-8e98-071fc922b836 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055592
StatusPUBLIC

Content hashes

Canonical text3b8b6640ae9fd8155a6456cbb661122616097f584d9f0439b435465f5774117a
Markdown2ebda91f3e606a55d471cf4040f9130cda8298ad3b3d3a5ce50deb7b80a0aa84
PDF
Publication page111fc38b174158ea464d5199a3991edfc506aa1fdf4525eef8148e562d3fc06a
Manifest8365fc94bea463be0f82d71163963d1e35ee68bfd00534ce9def7e8aa719273b

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
Signaturen0a5GdQhrK9WBOkqHcF9EsuvULaQqgDaCw/2UWK+XqAgPArb/6YkxjRiOq5H40omrTCe9Jnh/G5pz3aNSxNcDg==
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

2026-09-17T10:52:49.869139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055592
observed 111fc38b174158ea464d5199a3991edf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:49.851707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055592/manifest.json
observed 8365fc94bea463be0f82d71163963d1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:49.834809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055592/publication.md
observed 2ebda91f3e606a55d471cf4040f9130c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:49.819991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055592/publication.txt
observed 3b8b6640ae9fd8155a6456cbb6611226...
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.