OpenTechnical

OT-2026-000034656

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000034656) never changes.

Identity and time

Publication numberOT-2026-000034656 · never reused
Internal UUID01a0ae76-1ed1-7de6-aa70-4fb9cfee4ab1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034656
StatusPUBLIC

Content hashes

Canonical textef0b68399621fa6f2082c020be8eb3c409bb95fe581fb7e3e46215db52940d7a
Markdownd6f92088abcfeed06361a672bea37591b81c12048cdbc67c270d1e6969103cf7
PDF
Publication paged0ac0aec45fd0cea3d1a5515f287b3de675f8d56e97467033e8573af3d88e50f
Manifestdafdb4e33354b350e30d41e8f4b61f7be277be59275e86f0ffbcf5b3a08c01bf

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
Signature/akqnFnnP5gnE2Jt5R5dXhgbTc/dX96j5IlG6TZnoCY0Jl1XNgnUD9ktFt+tMdInFxIl2kOj+UrtZQ49DEsdAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:29:02.900381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034656
observed d0ac0aec45fd0cea3d1a5515f287b3de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:02.882622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034656/manifest.json
observed dafdb4e33354b350e30d41e8f4b61f7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:02.866051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034656/publication.md
observed d6f92088abcfeed06361a672bea37591...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:02.847841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034656/publication.txt
observed ef0b68399621fa6f2082c020be8eb3c4...
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.