OpenTechnical

OT-2026-000060149

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, vented 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-2026-000060149) never changes.

Identity and time

Publication numberOT-2026-000060149 · never reused
Internal UUID01a0ae8a-5a71-7c37-bb92-0ab1b2bba1fe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060149
StatusPUBLIC

Content hashes

Canonical textd60fe55452dae65ff719234e84410216dd7a5cd3ca4fbc2f632344d52d4b2ccf
Markdown2cba50402ca503ef19cf0c61ef243daf901176ca5dd9d0371c6dc84c9fe0536a
PDF
Publication page150db99791801fe467b74e1948b3608f5428351979460ba9605bdf6cca33a708
Manifest2d7bfe106e50dab66a004c7e9eda00c938d5a4f1be67f3bc1c0c5d566f2326e9

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
Signature4ZnlnRnIRSVWlQqD+jDGFPq10sauPw7PMyd2LSHPrSgE8TVBJV07lSWTRXzvGLWr/3fZXxV+bd/J8bPhTmJLDg==
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...

Independent retrieval

2026-09-17T10:43:48.465401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060149
observed 150db99791801fe467b74e1948b3608f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:48.446797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060149/manifest.json
observed 2d7bfe106e50dab66a004c7e9eda00c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:48.429603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060149/publication.md
observed 2cba50402ca503ef19cf0c61ef243daf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:48.411297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060149/publication.txt
observed d60fe55452dae65ff719234e84410216...
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.