OpenTechnical

OT-2026-000057155

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000057155) never changes.

Identity and time

Publication numberOT-2026-000057155 · never reused
Internal UUID01a0ae87-d5ba-750a-b007-a6dbfe2cc747 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057155
StatusPUBLIC

Content hashes

Canonical texte6d2ac93f3b4fb890d07c38bf6f15fcc124e31220c7198f678446d9b0a80f92e
Markdown99cc8b329593b1472c738a1ba5cff5f3039b2321d6be6cb173f646c47fe36b3a
PDF
Publication page504ac5eefcdcb0de9e6f49ef8eeddffa5538b7ac71548df563a7c7811bcdf7c8
Manifest5353c0f0d612aaa8261770984dccb99bbb237fd22aac880385a0da00c3a22b50

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
SignatureZiS9bQFt4Ts5Vrnl5WBnJX/93ALe3IDJV6z5QZzw0VFP03NpVXiVHz5dtVflN1JMLr+NgP/+bngoYCm5lkHtAQ==
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

2026-09-17T10:50:09.819271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057155
observed 504ac5eefcdcb0de9e6f49ef8eeddffa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:09.799320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057155/manifest.json
observed 5353c0f0d612aaa8261770984dccb99b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:09.780259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057155/publication.md
observed 99cc8b329593b1472c738a1ba5cff5f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:09.759931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057155/publication.txt
observed e6d2ac93f3b4fb890d07c38bf6f15fcc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:17.122660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057155
observed 504ac5eefcdcb0de9e6f49ef8eeddffa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:17.105615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057155/manifest.json
observed 5353c0f0d612aaa8261770984dccb99b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:17.087218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057155/publication.md
observed 99cc8b329593b1472c738a1ba5cff5f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:17.069331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057155/publication.txt
observed e6d2ac93f3b4fb890d07c38bf6f15fcc...
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.