OpenTechnical

OT-2026-000093712

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, supply line pressure sensor, sustained blow-off 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-2026-000093712) never changes.

Identity and time

Publication numberOT-2026-000093712 · never reused
Internal UUID01a0ae9e-508c-70c7-912d-9dc0e5715e0f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093712
StatusPUBLIC

Content hashes

Canonical text8d04a4739ebaca4d04ded83425421e45e845df06b58a61c4e5b7d6a1d8019d63
Markdownba229045571d4a39959dc9be2978ebeedff9dddac227fd4d6ad9ed6f6da4343b
PDF
Publication page57de9df2da3973c07e9cda64577402b04d74119cd899ac3dbf218ecd16ed18ed
Manifest5b4d25a53013736da1726086c354e8f0e51fb505f4cd13b588deb5450ac7b127

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
SignatureuBh7R+RsfYI7o0kmUlkNWIATeXQCqhYFQhhpZcnk0ZSsus+vcni9X84F9497RDS7W/wzQr0TKVN6/kTSEENiBA==
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

2026-09-17T09:39:46.929860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093712
observed 57de9df2da3973c07e9cda64577402b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:46.913262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093712/manifest.json
observed 5b4d25a53013736da1726086c354e8f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:46.895880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093712/publication.md
observed ba229045571d4a39959dc9be2978ebee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:46.879439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093712/publication.txt
observed 8d04a4739ebaca4d04ded83425421e45...
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.