OpenTechnical

OT-2026-000052185

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-2026-000052185) never changes.

Identity and time

Publication numberOT-2026-000052185 · never reused
Internal UUID01a0ae83-e790-7c50-9064-a810155637fa · 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-2026-000052185
StatusPUBLIC

Content hashes

Canonical text14b5dd710bb15bffbc3f453a5ebffa2607d201eca09b3e3c7286aa0a49a9ab56
Markdownd9885df2ffd722773a5336fab52fda54f3abeacb1863814e09037d2be67a5cdd
PDF
Publication pageeb0a60bf9984c1009a1b2b148a06d28626398b090b1cc5e3cd672cc0c2b3ffdc
Manifest8d21b78eb598acc8a29567ebd171cade877353701111ef527bc3fb23025bc462

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
Signaturewww8JTkziIVZ+G1Nm56GAKeaoab/VMYs1t1NRsaJQJEMRa6XIkz+Yq78HcHoPi3pxn6F2lCCUzQh6fQJpmhWCQ==
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

2026-09-17T10:57:44.870144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052185
observed eb0a60bf9984c1009a1b2b148a06d286...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:44.853846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052185/manifest.json
observed 8d21b78eb598acc8a29567ebd171cade...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:44.836953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052185/publication.md
observed d9885df2ffd722773a5336fab52fda54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:44.818475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052185/publication.txt
observed 14b5dd710bb15bffbc3f453a5ebffa26...
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.