OpenTechnical

OT-2026-000006479

Publication integrity record

Bellows cup vacuum gripper, per zone isolation, two stage ejector, plastic cups, 1 fold

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-2026-000006479) never changes.

Identity and time

Publication numberOT-2026-000006479 · never reused
Internal UUID01a0a95c-afec-7510-b2b3-7e5f368576b5 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:36:58.991123Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006479
StatusPUBLIC

Content hashes

Canonical text8df8b730684c72186144b0b826610efc177692f744ac241e04d33d8fb494e6aa
Markdown83c6ba64cd956dcc2c8dfcffd4e7d5287a0052fd8b082ec4faf68477513827a0
PDF
Publication pagec09aa2861a1b4ee11626fbd1316e97829a894cbcb513a600419f8ace3695bb30
Manifestefcc9ddb8a26a71b810a2c986e0eb17285ece261dcc5272363ff4c14154b4c7e

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
Signatures9dFJfJjPAvVjUhIW7TVAWePPXKY3sw734voWY1DKsMZdrIDDa5Ai+LCbBhhEaniATVtUBRnEH2hlwkQb0nDCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:47:03Z
batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof
root e368e9c5ab06dc5cb1b0682dd54c11f5...

Independent retrieval

2026-09-16T08:40:12.899424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006479
observed c09aa2861a1b4ee11626fbd1316e9782...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:12.883867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006479/manifest.json
observed efcc9ddb8a26a71b810a2c986e0eb172...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:12.758501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006479/publication.md
observed 83c6ba64cd956dcc2c8dfcffd4e7d528...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:12.745134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006479/publication.txt
observed 8df8b730684c72186144b0b826610efc...
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.