OpenTechnical

OT-2026-000085561

Publication integrity record

Two bellows cup vacuum gripper, two zone face, single stage ejector, 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-2026-000085561) never changes.

Identity and time

Publication numberOT-2026-000085561 · never reused
Internal UUID01a0ae99-aaac-7779-a802-5f79bcd73db9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085561
StatusPUBLIC

Content hashes

Canonical text76730cf990d765d00740efe7587c12f86c4620ef030075e8f035e4f81a51f674
Markdownd6d845048f377314c6d3f46ff788569df2d3436ab0e87ae8e5a50505aba719df
PDF
Publication pageef63a1a437bc62a8a402602c40a4b3335a7adb82107c6f1b0d82833950eff799
Manifestf144ac7ae14dc4cbefe51a9ebb590a8e57cefb324de28614872c5e3b0cd2df2c

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
Signature/6RUEkD618dLlWKu+ufrE9B3FVEuSN3JgSxeqZHCeeEoom514yfkrev+5Iag0pQHY6YiKO/3fZ2OYEfN4ZY1AQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:54:22.914126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085561
observed ef63a1a437bc62a8a402602c40a4b333...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:22.897522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085561/manifest.json
observed f144ac7ae14dc4cbefe51a9ebb590a8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:22.881755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085561/publication.md
observed d6d845048f377314c6d3f46ff788569d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:22.863363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085561/publication.txt
observed 76730cf990d765d00740efe7587c12f8...
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.