OpenTechnical

OT-2026-000087108

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, 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-2026-000087108) never changes.

Identity and time

Publication numberOT-2026-000087108 · never reused
Internal UUID01a0ae9a-9f2d-7ad0-abc4-77096e4e8517 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:44.027043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087108
StatusPUBLIC

Content hashes

Canonical text96c48bdea3a5d45571cd6d8c22ef8a6691df72cc480569473027d68530444b42
Markdownc7f99398866f8c1915a78bd089026a19a99d2e0e3d6ddce01a0ae636c8da78e0
PDF
Publication pagefe10d2c5d2b3cc5243bf6e72c876de8370c547d9833a135859cf070065a5315f
Manifestab83c15278d1667d8fa59d3c69ce064b7e9f29692a99a1cacd8fc3d3eac990d8

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
Signatureu4XuHkhg9SaR0XOwcfU7i5PW+eWQoYFn3R3EwRLsrIrVWhsdu30syDXsr1IuRs2VB+2+1ptHhNhkYtIYw3exDg==
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

2026-09-17T09:51:22.156029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087108
observed fe10d2c5d2b3cc5243bf6e72c876de83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:22.139438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087108/manifest.json
observed ab83c15278d1667d8fa59d3c69ce064b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:22.124628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087108/publication.md
observed c7f99398866f8c1915a78bd089026a19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:22.107754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087108/publication.txt
observed 96c48bdea3a5d45571cd6d8c22ef8a66...
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.