OpenTechnical

OT-2026-000054940

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three 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-2026-000054940) never changes.

Identity and time

Publication numberOT-2026-000054940 · never reused
Internal UUID01a0ae86-5e7f-7699-8842-42d771101e6e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054940
StatusPUBLIC

Content hashes

Canonical text9fbe07f9a6c71f9db912dc64b5cb0ee54fcdc9848333c19f08883434f10b9e53
Markdown018b6f41980b45635be113b727cb58c85628ce71c8dbdbd2d702d10cf4b451f0
PDF
Publication page5f0e32ad205478c97ec5adc0e5518074d2281de983211b0718f30564d0c921e9
Manifest86b0cd0a69c0bb2eb58e3f3ed1937fbb07c07f1cd672b196e630af2e871e25b4

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
Signature44CBuO9KJjXM3wWe2TgF88o4AUv2brNVxPALTeXfPDCiqFto2t1HkQ/iAR1OIXJicLu784wmukOadxFqZdsvCA==
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

2026-09-17T10:53:02.825519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054940
observed 5f0e32ad205478c97ec5adc0e5518074...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:02.807634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054940/manifest.json
observed 86b0cd0a69c0bb2eb58e3f3ed1937fbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:02.790734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054940/publication.md
observed 018b6f41980b45635be113b727cb58c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:02.772434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054940/publication.txt
observed 9fbe07f9a6c71f9db912dc64b5cb0ee5...
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.