OpenTechnical

OT-2026-000053293

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, vented 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-2026-000053293) never changes.

Identity and time

Publication numberOT-2026-000053293 · never reused
Internal UUID01a0ae85-0a15-7f7e-ab40-7d7e4c6bc767 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053293
StatusPUBLIC

Content hashes

Canonical text437bbeee866a80d5672d197eb98e7c4d60a1177451e4ca3d05a62c681ff0d2fa
Markdown80d3203f2b3cf28e4ba2e93c66bacc8ef27feae665476b3e4d4576cf7162896f
PDF
Publication pagee1b1dcc5173b3391cde435089f8fd0719e784f84519b0bf3cb28ba3721467ea8
Manifeste56c6e2151aa3e09e2598ef569a9758c38aa30f824a5cc1d6720ce8d013ce62b

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
Signature96fBtqwvdjIFdNUdWsaiYXmQLJxbjdVg9pfN+TO0fTFzfvEh8etrtPSa5LG/OfEnppyVrX3a4FyJmQirTtC4CA==
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

2026-09-17T10:54:58.810683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053293
observed e1b1dcc5173b3391cde435089f8fd071...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:58.792660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053293/manifest.json
observed e56c6e2151aa3e09e2598ef569a9758c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:58.775019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053293/publication.md
observed 80d3203f2b3cf28e4ba2e93c66bacc8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:58.757577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053293/publication.txt
observed 437bbeee866a80d5672d197eb98e7c4d...
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.