OpenTechnical

OT-2026-000055833

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000055833) never changes.

Identity and time

Publication numberOT-2026-000055833 · never reused
Internal UUID01a0ae87-0a49-79ce-b082-6fb53df3e32b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055833
StatusPUBLIC

Content hashes

Canonical text95c106145bdfb4d20a8166d579cbb567c86db1e7d93c2363512a26786a707434
Markdown9545e37646f41e363b751b07b193a55c9fade939c33adf6a47f9646b388d87b4
PDF
Publication page572fb2c6d5f0441cef25d997931e6c212a8a9e5769049482d7d8326cf5cc0b8a
Manifestec740da4431c76ac038ef0feec646ac23bbbe23bcd52bc8962b33f8bb157e0de

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
SignatureUJCCDmhxKjmC0oyHbft6zEUuaFDrXrcen/z3tq7QgPXXpnKMZ2YDkbEfvimnQP4n8qNM8TP03RYncSwbCODaAg==
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

2026-09-17T10:51:13.231952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055833
observed 572fb2c6d5f0441cef25d997931e6c21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:13.213527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055833/manifest.json
observed ec740da4431c76ac038ef0feec646ac2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:13.195461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055833/publication.md
observed 9545e37646f41e363b751b07b193a55c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:13.177381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055833/publication.txt
observed 95c106145bdfb4d20a8166d579cbb567...
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.