OpenTechnical

OT-2026-000089123

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000089123) never changes.

Identity and time

Publication numberOT-2026-000089123 · never reused
Internal UUID01a0ae9b-db00-705e-a2e5-870220da67b7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:04.880043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089123
StatusPUBLIC

Content hashes

Canonical text1165d4f5859db616e198c6f59fbb4369c01f2b180da4ef0f72306f5a629a8626
Markdown33eba4b60fbc5ba587c1ada2635512b6faf342bc808c4c32dcd3e43c7ef78c84
PDF
Publication pagec2f3ec08f4fd1b2e0197996262916aa24f1ee342ad97bf535b19f679f15dd1bf
Manifestc7ac4db2da6b8fcdcb428700b29ca14a1be1cdc3f08bf0b00e01e66e191c9bec

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
SignatureU1J/C7VrKLZxrwDr1jdMk67C45i/cHLDH+CNQSR2mjf+jhAQ/qrWSxAtaV3t/xKCFoVP4VLA/TrRIzl9iupfDA==
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

2026-09-17T09:47:02.148590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089123
observed c2f3ec08f4fd1b2e0197996262916aa2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:02.128795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089123/manifest.json
observed c7ac4db2da6b8fcdcb428700b29ca14a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:02.110355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089123/publication.md
observed 33eba4b60fbc5ba587c1ada2635512b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:02.089730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089123/publication.txt
observed 1165d4f5859db616e198c6f59fbb4369...
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.