OpenTechnical

OT-2026-000088685

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, two 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-2026-000088685) never changes.

Identity and time

Publication numberOT-2026-000088685 · never reused
Internal UUID01a0ae9b-8f0f-7cfa-9e4a-d149504dc07d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088685
StatusPUBLIC

Content hashes

Canonical texteee7f2f17385bf165fbb0db43ebd6ada84ee83b1e159e0500a03ba1e0ad5aba3
Markdown0b3bc2a2b3336246190e3e0573b302afcdfa58b1ff96400e0d2c3b8b9ffc77c3
PDF
Publication page95eecac7aa3a591812b1d619ca44bb7ca8fc3e99683f77340232d19407a51213
Manifest4cf84729c91144ea19f0faa919b088d2c61002ec998767a532bfa6e0275d7515

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
SignaturePc/dyNKBO8Yyyyo7GUNUh/O2AdCRibNlyqG6KE0/i2RTWuR8ooEoYgUYMiKFOL2SFI5foW0ZsOI0ajbxf3KzBQ==
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

2026-09-17T09:47:54.963266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088685
observed 95eecac7aa3a591812b1d619ca44bb7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:54.944844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088685/manifest.json
observed 4cf84729c91144ea19f0faa919b088d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:54.925649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088685/publication.md
observed 0b3bc2a2b3336246190e3e0573b302af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:54.909233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088685/publication.txt
observed eee7f2f17385bf165fbb0db43ebd6ada...
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.