OpenTechnical

OT-2026-000084741

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, two 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-2026-000084741) never changes.

Identity and time

Publication numberOT-2026-000084741 · never reused
Internal UUID01a0ae98-e25d-7148-a9d2-7ecb467ac522 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084741
StatusPUBLIC

Content hashes

Canonical text27ffb705bdb2ba7a88413c66a73432671b7177ab2422f450cc119286e2ec35fb
Markdown78b0fd40abcffee7ee8e0f14be5f2fee17c31f56517e39007b701b37d13164f0
PDF
Publication page9acee6f124e14390c8d65cca184823700950a59470a82e6b2edc59a07fb1ab79
Manifest41a7446e6b37303b4c114e517aabc39ac14a7f18a2dd607151827a44bff72972

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
SignatureE4WnXgLAZwnQ6Xlyi3PIHXb23w5wMTq0b8tpjr6PNzcGJx2W3UBdW0mffQ6nkakNB68p43DjycCqouQNiJQbAg==
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

2026-09-17T09:55:41.100767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084741
observed 9acee6f124e14390c8d65cca18482370...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:41.082931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084741/manifest.json
observed 41a7446e6b37303b4c114e517aabc39a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:41.066116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084741/publication.md
observed 78b0fd40abcffee7ee8e0f14be5f2fee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:41.047285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084741/publication.txt
observed 27ffb705bdb2ba7a88413c66a7343267...
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.