OpenTechnical

OT-2026-000063163

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000063163) never changes.

Identity and time

Publication numberOT-2026-000063163 · never reused
Internal UUID01a0ae8c-94ab-7d62-a969-b04bb9dbf73e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063163
StatusPUBLIC

Content hashes

Canonical text19197da8791c29d3cc0d8df83a5b96c1f6758760d9787955d59eb1ab03760aca
Markdown4bea422be9f9e0e0ca1904caa7be81f6f62f84737d706513649557761ec389ca
PDF
Publication pagea5c73e45184c2b4c36b65ddafff14a053a64d8634f92fc52f0728b43a3c22a55
Manifesta0c16625806c465cd373dfffccd94bffede40267784602f933f83e800e64cd69

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
SignatureMy12JTFs4F2NaMDlFM2BY9xeNJK2X34ISEJ2fS4EmD5Vo8VnUYd0TJgiEvJVBmbnHouThVZ5uL/6zznC5MmIDA==
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

2026-09-17T10:38:57.151981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063163
observed a5c73e45184c2b4c36b65ddafff14a05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:57.133806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063163/manifest.json
observed a0c16625806c465cd373dfffccd94bff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:57.117586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063163/publication.md
observed 4bea422be9f9e0e0ca1904caa7be81f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:57.097639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063163/publication.txt
observed 19197da8791c29d3cc0d8df83a5b96c1...
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.