OpenTechnical

OT-2026-000057101

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, 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-2026-000057101) never changes.

Identity and time

Publication numberOT-2026-000057101 · never reused
Internal UUID01a0ae87-d5b8-79f7-b6a2-731c0652887e · 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-2026-000057101
StatusPUBLIC

Content hashes

Canonical text4740417f43ac09c784b68f4af6c43d4c9e54ca0d7854e2b88dfbbb28ff053f54
Markdown5789b5c45ffb54f2f694987bf8a7d90a43633d7e5c5330f138408809b0ee8051
PDF
Publication pageb9c2dd7fb4560de39afb31ee45aea4fb471bb386a4460337074c479fc1b112d6
Manifest1640795654b409361cf4c0502b7879065a2881f3e2d57868e8972ddca885791a

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
SignaturegUwUoFQHQd2XowG/1eSkylQJltiaHDjA+zr67vbl2FDknhORb9sND8Q8BJBLnFHQhI6HGe0nVMj0iM4bHwnCCw==
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

2026-09-17T10:50:04.174096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057101
observed b9c2dd7fb4560de39afb31ee45aea4fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:04.155792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057101/manifest.json
observed 1640795654b409361cf4c0502b787906...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:04.138108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057101/publication.md
observed 5789b5c45ffb54f2f694987bf8a7d90a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:04.121161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057101/publication.txt
observed 4740417f43ac09c784b68f4af6c43d4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:12.994860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057101
observed b9c2dd7fb4560de39afb31ee45aea4fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:12.977659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057101/manifest.json
observed 1640795654b409361cf4c0502b787906...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:12.961715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057101/publication.md
observed 5789b5c45ffb54f2f694987bf8a7d90a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:12.944843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057101/publication.txt
observed 4740417f43ac09c784b68f4af6c43d4c...
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.