OpenTechnical

OT-2026-000052608

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000052608) never changes.

Identity and time

Publication numberOT-2026-000052608 · never reused
Internal UUID01a0ae84-573b-7f04-95a6-6f0865d20e87 · 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-2026-000052608
StatusPUBLIC

Content hashes

Canonical text306f50eeed3519300c63d91012313c6a0c5d790ef785d56140ff5528367f57ae
Markdown12b881089ea299855ae3814353e8bc0a83032531f028e1e113a359870d86f5c0
PDF
Publication page2d49db4e0450ad4d83c91860c31238752c54e570cd7cbb7e62600fee7bc325db
Manifest06999c77d3a18b9d56725ad950dcb77348cd2332bb4fd451a9f741b70e3bc03b

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
Signaturebd70gryTU3MmNJWfxux7B/Wuj05FC5vNUxWVHSrpysaGb8k5JIbFJj7UXrbRhDWGM3/I0sVLP/uozVbIkKMuAA==
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

2026-09-17T10:57:16.652025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052608
observed 2d49db4e0450ad4d83c91860c3123875...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:16.635541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052608/manifest.json
observed 06999c77d3a18b9d56725ad950dcb773...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:16.615437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052608/publication.md
observed 12b881089ea299855ae3814353e8bc0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:16.597048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052608/publication.txt
observed 306f50eeed3519300c63d91012313c6a...
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.