OpenTechnical

OT-2026-000033578

Publication integrity record

Two pad foam vacuum gripper, two 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-2026-000033578) never changes.

Identity and time

Publication numberOT-2026-000033578 · never reused
Internal UUID01a0ae75-a38f-7a57-8733-a0a7ed6ca5dc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033578
StatusPUBLIC

Content hashes

Canonical textdac864c5d070f6c9621f33c92f1f2f0ac72bfc2e77767ec74b9e406d86678a63
Markdownefa7d7453d963a994b65a00b3164ae3aef8295c6d13e36be94c30246a76b5ed0
PDF
Publication pageea93126ae4e6362833c414181558f7adf07e6c20b4f04e4b6408517268200a2d
Manifest00525edb553cc7dd341a8cf8468777aea125d39d3124a91fb73f9a1f0d2dcdb5

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
Signature7dQ/qMciiw+FffKE5xUPe0965PHfG92WoudCZGzjf074jfBWNjnSJ0W7WDIjEF3tGaYLvUGf7wk2ib+cSPyEBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:31:27.048481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033578
observed ea93126ae4e6362833c414181558f7ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:27.023206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033578/manifest.json
observed 00525edb553cc7dd341a8cf8468777ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:27.006710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033578/publication.md
observed efa7d7453d963a994b65a00b3164ae3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:26.990178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033578/publication.txt
observed dac864c5d070f6c9621f33c92f1f2f0a...
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.