OpenTechnical

OT-2026-000059161

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented before 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-2026-000059161) never changes.

Identity and time

Publication numberOT-2026-000059161 · never reused
Internal UUID01a0ae89-8612-7d83-9d3c-e97d5434c646 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059161
StatusPUBLIC

Content hashes

Canonical text9e4c88c3959ab5d39c3cc24b13a938c1b2d31af6c8176a59ce939a55124bf3dc
Markdown145d7f4847bdd3bc1b43c554bfd4edb1e503aac2f0b278b4ab0ff185563280d6
PDF
Publication page3ab3a184a514826b42cd9e8d6bb70031fff2aa792a2dfa5d40cde6b5fb6d3388
Manifest25e96d8ae7951caae32c7d225d792db6a01c625140c1b2daf4e02f21c35882b0

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
SignaturepHvq3xikKRsZv8Xojew3H3kgTQNQRAvM1of1lRgFDnF3udJEkTBiBxOH114+w6ke7IvLgHwZhpt7tKuFWUfrDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:45:06.980391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059161
observed 3ab3a184a514826b42cd9e8d6bb70031...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:06.963634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059161/manifest.json
observed 25e96d8ae7951caae32c7d225d792db6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:06.945412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059161/publication.md
observed 145d7f4847bdd3bc1b43c554bfd4edb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:06.926665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059161/publication.txt
observed 9e4c88c3959ab5d39c3cc24b13a938c1...
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.