OpenTechnical

OT-2026-000052597

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, vented 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-2026-000052597) never changes.

Identity and time

Publication numberOT-2026-000052597 · never reused
Internal UUID01a0ae84-573b-739c-b503-043299e576a0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:23.819394Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052597
StatusPUBLIC

Content hashes

Canonical text4f04c151d46024ebb0e98b71811116674cab3b8ba7e753f6f541baf608410e83
Markdown198196de25e16870649f60f9f4de9c89a33cfc79097a17fac83d61178d08aaa2
PDF
Publication pageb4fa808a27e22c435da263dcebf4231c471ed1b6f341c23d229d7928d3defb87
Manifest32d860679e72201cdf320aaabf7d245e6188cadf034b0ccdb4282fee5de481f2

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
SignatureZJg78ZfZsaPkRRWH8ZwW9Tl7/0G2fIJ8TiQRC9W7lXK6Ii3UROt7PLr4pO5kQr+kJMtbc8C1irMtLKX3g0zQBQ==
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

2026-09-17T10:57:15.843762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052597
observed b4fa808a27e22c435da263dcebf4231c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:15.825969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052597/manifest.json
observed 32d860679e72201cdf320aaabf7d245e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:15.808813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052597/publication.md
observed 198196de25e16870649f60f9f4de9c89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:15.789556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052597/publication.txt
observed 4f04c151d46024ebb0e98b7181111667...
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.