OpenTechnical

OT-2026-000063495

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000063495) never changes.

Identity and time

Publication numberOT-2026-000063495 · never reused
Internal UUID01a0ae8c-f945-7c79-a2d0-8d781ca3fed5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063495
StatusPUBLIC

Content hashes

Canonical textda2fae079ad6c0a9a2fe80d1b3283fbdbe867246ae202e309e713821aa278eb4
Markdown5b16f782acad100a3ae08f7b8a25ae82cf5562257c899c7a11bb472fc693c3ea
PDF
Publication pageb901bd782e42ca5b84468d75c264adef6bfb6400d2f11670cc5bd62ba0127d23
Manifest0a014e023141e89a5b4b89eba3834686b3616b5352566b2a6233f249ac677101

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
Signature1M9xgCAD3R6IA8sXii/VtrYN8hvN2Wo4hEmwG6av1vyWIsVtUiPBPt0P78H+laJqhpyQpF3kEBRdeKN9gsYHCA==
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

2026-09-17T10:37:28.404994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063495
observed b901bd782e42ca5b84468d75c264adef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:28.387783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063495/manifest.json
observed 0a014e023141e89a5b4b89eba3834686...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:28.369918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063495/publication.md
observed 5b16f782acad100a3ae08f7b8a25ae82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:28.352226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063495/publication.txt
observed da2fae079ad6c0a9a2fe80d1b3283fbd...
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.