OpenTechnical

OT-2026-000086713

Publication integrity record

Three bellows cup vacuum gripper, three 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-2026-000086713) never changes.

Identity and time

Publication numberOT-2026-000086713 · never reused
Internal UUID01a0ae9a-2c99-799e-a0c8-b330ed329221 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086713
StatusPUBLIC

Content hashes

Canonical text4194a8ab88bad6ae8adf05dfd5bbb9563fb029b9dc2eb228c26249fb51f2441f
Markdown8ad62d9262f3937df4045072e081c988e21fa7f26a71639bf46087a894b68a5c
PDF
Publication pagef355a31f3f22785b5e1a2320a7f277652b376ea1bd75e312d1ccc66da707fb7d
Manifest59927c0619d98261176f9763640b80ef8274dbd59a87c683dd624b169911b443

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
SignaturerrvLQiq91ywVxu/yB5U1cligC3lwPZgWiZ5YGEirYQgTBGC0EIQ8S6+jG7BjWBTQ5INGZBwiRlpec58GoeqkCQ==
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

2026-09-17T09:52:35.310967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086713
observed f355a31f3f22785b5e1a2320a7f27765...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:35.295231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086713/manifest.json
observed 59927c0619d98261176f9763640b80ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:35.279516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086713/publication.md
observed 8ad62d9262f3937df4045072e081c988...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:35.263931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086713/publication.txt
observed 4194a8ab88bad6ae8adf05dfd5bbb956...
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.