OpenTechnical

OT-2026-000079432

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000079432) never changes.

Identity and time

Publication numberOT-2026-000079432 · never reused
Internal UUID01a0ae96-0b91-743d-9a68-4eb4186fbb3a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079432
StatusPUBLIC

Content hashes

Canonical textc86656a2bf4ebd98602b6f6759d81134a610391de7428f3255fb62a2c600b2f0
Markdown9df666e26db6a8e0303f0a3dda6809d205f43f8071faa8d2e03b64cf65443764
PDF
Publication paged6611fbc6c8f8ff8c7b0578f3b622befc2c08f8e26f8177f6ebfb028b6c8e578
Manifest360eace6438938ba63dc6f78222362d72bd989b4c7b06f433fa990ec57ebc253

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/hgsrY2qHO9exmAf2pCd/Lpmc/5LvZHb7Kl/tBjOLOh1ufNi244zhbeuVZjJ4L0lK7iUcd/gmnO5XX0JEGhDBA==
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

2026-09-17T10:05:03.523589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079432
observed d6611fbc6c8f8ff8c7b0578f3b622bef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:03.504837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079432/manifest.json
observed 360eace6438938ba63dc6f78222362d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:03.487997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079432/publication.md
observed 9df666e26db6a8e0303f0a3dda6809d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:03.468654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079432/publication.txt
observed c86656a2bf4ebd98602b6f6759d81134...
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.