OpenTechnical

OT-2026-000104449

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, two stage ejector, pulsed blow-off 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-2026-000104449) never changes.

Identity and time

Publication numberOT-2026-000104449 · never reused
Internal UUID01a0aea5-3421-7b9a-acbc-cd7e9517c43e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104449
StatusPUBLIC

Content hashes

Canonical text4e09c76fd38316ba3e02bf92f437a67f6310ad24084f11609f560f43803c85b1
Markdownb31f8ba83e95a5678d0ef479aa5fda112fd2063e90db256040758106e69a8c92
PDF
Publication paged875d47f6c359bb930148a8320e1738d5082ae720471cfa661c92349ec2a8459
Manifest94f29c5b7f0e2d994c08730f301033362d236c7c862c9d6420c031ba537f7094

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
SignatureSzP3cSsFJzBG6sBPEzyJPxNHPqRJQdG6yoLbH/YQkBrD7Ug7O/MFfwaNR50bk9DbNH/XuR4EuQEVDlM5fXq0Ag==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:21:43.723728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104449
observed d875d47f6c359bb930148a8320e1738d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:43.705860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104449/manifest.json
observed 94f29c5b7f0e2d994c08730f30103336...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:43.687964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104449/publication.md
observed b31f8ba83e95a5678d0ef479aa5fda11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:43.670427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104449/publication.txt
observed 4e09c76fd38316ba3e02bf92f437a67f...
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.