OpenTechnical

OT-2026-000056809

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single 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-2026-000056809) never changes.

Identity and time

Publication numberOT-2026-000056809 · never reused
Internal UUID01a0ae87-7af7-798b-9d83-9f22ab6fad54 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056809
StatusPUBLIC

Content hashes

Canonical text90672263028a1ad663dbd94905b5a030b106411d9d0f1055539d92cbc0313bbc
Markdown3e446639239c55e724304f0262cca7b7f13ceb113cce677c7b52eeb5ccdc6645
PDF
Publication page3dad1b993c1fe186c691e1a70de62d8f8a58b9fd6ef78c40dae6a4b50a06940d
Manifestf5316704217969a873eb5b7270a8df60deb72ed91dc1fbe4b496e8ad5793768d

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
SignatureLqXSY5DToxSqgrrO9QnYl+VsafLkoYP/SYUYun2zunO0m8Zyvmf76lHyO6JB1rY3qwTAtMXUsMeqOSvn8Pf4Bg==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:17.749795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056809
observed 3dad1b993c1fe186c691e1a70de62d8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:17.733720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056809/manifest.json
observed f5316704217969a873eb5b7270a8df60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:17.715811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056809/publication.md
observed 3e446639239c55e724304f0262cca7b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:17.697090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056809/publication.txt
observed 90672263028a1ad663dbd94905b5a030...
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.