OpenTechnical

OT-2026-000099050

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000099050) never changes.

Identity and time

Publication numberOT-2026-000099050 · never reused
Internal UUID01a0aea2-8287-73d7-9681-dcfce3a2c9e1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099050
StatusPUBLIC

Content hashes

Canonical text19d42fa1e20c8e43e87f4646b5378530f3335d5b55892df33716610b7d64522f
Markdownc4f71ef50fc02bea3086b6136a373266b606d5e84b17c5d94bce64ab368396c8
PDF
Publication page6d4341ae1a2f3202aecd55390f460db9bde89b7d852eead3ee9cfa0b4782779e
Manifest4b22848d116d08f6c4f8f292933181ba943259c96eed3f1e03d626e4e2c46139

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
SignaturezpL25iLI+aLIbEtnvi5W8GMsHvHrrO7kb+2P0FTB8rsagyNOjlYiJDHXMumn9X+hWAzUIUjliHgeeIFC6pf1CA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:16.171113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099050
observed 6d4341ae1a2f3202aecd55390f460db9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:16.146239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099050/manifest.json
observed 4b22848d116d08f6c4f8f292933181ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:16.126135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099050/publication.md
observed c4f71ef50fc02bea3086b6136a373266...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:16.108442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099050/publication.txt
observed 19d42fa1e20c8e43e87f4646b5378530...
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.