OpenTechnical

OT-2026-000095858

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, 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-2026-000095858) never changes.

Identity and time

Publication numberOT-2026-000095858 · never reused
Internal UUID01a0ae9f-fac7-7021-b9a7-a3767533100b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095858
StatusPUBLIC

Content hashes

Canonical textcf1a39afb6c70da88176bf67916a3afe7ced4b2778b45dca79e221189356e84a
Markdown37ee277b1e37bb8a2657c3ca7ad9d16df109f276aceb2355b326f20bfc2f7b89
PDF
Publication pageb33ce1d3f32b6e2b9569bb5d4ed4d3729e6b77bacf3d5f6cdce6f8337663706f
Manifestc552aa80ade484505d9b8b2772e5bc0d3d5c91bf460cdbd40b0d8891b1af4808

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
Signaturei/BfX4W8lMMkij3mSSq7FRtDuXrVkUyVBQFQpqe63EbZscF+UY//jJiaigzEK1xkEofDG23vXuBZPuI0wLkiDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:35:57.018975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095858
observed b33ce1d3f32b6e2b9569bb5d4ed4d372...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:56.997282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095858/manifest.json
observed c552aa80ade484505d9b8b2772e5bc0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:56.976907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095858/publication.md
observed 37ee277b1e37bb8a2657c3ca7ad9d16d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:56.957128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095858/publication.txt
observed cf1a39afb6c70da88176bf67916a3afe...
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.