OpenTechnical

OT-2026-000082042

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, manifold 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-2026-000082042) never changes.

Identity and time

Publication numberOT-2026-000082042 · never reused
Internal UUID01a0ae97-4d92-723a-80d6-50716c05c31e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082042
StatusPUBLIC

Content hashes

Canonical text40357bea24f9da257c7268c6b9a685c38e3a23a55b55f36165f586ab25c1777c
Markdown96f205e2ec9a625fbdab08b605c99669ef24bc8de69e084ff8633f30ba0c3ff1
PDF
Publication page5a6457db3c1e3dbaccf0a28e3b9d98ddd66a143d22ef15518c778a6b5ccb863b
Manifest23a10b5308c834f1fe02845a16695b3d47191ce9fa9dbab5fb40d7e23a2c6986

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
Signature3Iesfq9CfLgzkEYi99c/arQeIbL3RgyszHM9pAe2DVqfmzRmSxMbjgmTrbKI4oO4yfgx3OZuIm3oW8ueqjK2Bw==
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

2026-09-17T09:58:50.268201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082042
observed 5a6457db3c1e3dbaccf0a28e3b9d98dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:50.252629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082042/manifest.json
observed 23a10b5308c834f1fe02845a16695b3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:50.236618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082042/publication.md
observed 96f205e2ec9a625fbdab08b605c99669...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:50.219191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082042/publication.txt
observed 40357bea24f9da257c7268c6b9a685c3...
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.