OpenTechnical

OT-2026-000052173

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, 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-2026-000052173) never changes.

Identity and time

Publication numberOT-2026-000052173 · never reused
Internal UUID01a0ae83-e790-7d31-9882-031b05b09489 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052173
StatusPUBLIC

Content hashes

Canonical text7fe1313e144b37e49c61d3a5dfc92dbb3ac62266042bd5431a6eb9c4488df502
Markdown557fd98d39d0585ff99c7d2fd6412c4c9048b3647ae0bb23329c56ad6d2f8a2a
PDF
Publication page5158728e66659838baada06a55465587939e20f3ff349df49ef34a3c39435b9e
Manifest42ab78f7740cb88095ec3aeaaadc2105b34e99f8fbf9bd11530a72aed434ca2f

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
Signature/sATH5tIuqrnUE0xUPQQBeCW5+Gq5x8+pRFcugsR7E/erhak0Fwdf10UE8HwPa2vWwRPPtsodSUP51iAiGvFCA==
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

2026-09-17T10:57:43.967005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052173
observed 5158728e66659838baada06a55465587...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:43.947888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052173/manifest.json
observed 42ab78f7740cb88095ec3aeaaadc2105...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:43.929689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052173/publication.md
observed 557fd98d39d0585ff99c7d2fd6412c4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:43.912322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052173/publication.txt
observed 7fe1313e144b37e49c61d3a5dfc92dbb...
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.