OpenTechnical

OT-2026-000080236

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented after set-down, on a tool changer

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-2026-000080236) never changes.

Identity and time

Publication numberOT-2026-000080236 · never reused
Internal UUID01a0ae96-7e77-7e98-9f02-4cb22edbcb52 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080236
StatusPUBLIC

Content hashes

Canonical textb9dcdcf3fb9899cf8c2c8e381745fb109c3088a4c92e8200802fb73b5350f4d1
Markdown4bc14e422236dde4426448f1181250bd6170b4e133169375a7c230c624dc6e6b
PDF
Publication pagef009f1a2ac640efc7e62be35c023747350bf74ff5f166af46195e1bda00a2fc1
Manifestefe0f1bd3201e2a2e56beae2d64a6669374448ac50ce3da43acb487d2778e296

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
SignatureTGh3oWMudFcDRfFhKZZ7/lyflVhWtBX1009wXLXDB1HU0lOC/y034zZFe9kbGnyY2nJIopJv3rVh5Y9+517QBg==
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

2026-09-17T10:02:41.626620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080236
observed f009f1a2ac640efc7e62be35c0237473...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:41.609396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080236/manifest.json
observed efe0f1bd3201e2a2e56beae2d64a6669...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:41.592715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080236/publication.md
observed 4bc14e422236dde4426448f1181250bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:41.576213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080236/publication.txt
observed b9dcdcf3fb9899cf8c2c8e381745fb10...
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.