OpenTechnical

OT-2026-000100920

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, pressure sensor per zone, sustained blow-off before set-down

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-2026-000100920) never changes.

Identity and time

Publication numberOT-2026-000100920 · never reused
Internal UUID01a0aea3-c376-7ed1-aac9-f1064e45d8f8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100920
StatusPUBLIC

Content hashes

Canonical textba801f2355ddf580c221033ef2e60c062165beb28cb3d2a6520ecd7daa2c4542
Markdown329a59aa03735436cf8960a75a2203bc75f9ce9c81069a1dd89f986eefca3187
PDF
Publication page9068b62b779c9cc323237f38d95dc5e89fee7fad96df357f70a4757254984447
Manifest5363a20b1823e1a5a452d8f9b89887450710e02158258ac4daafc891ba7340c0

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
Signature4xgZzGToLocqgtxCEI4RuGud2mCwnt1V6panjGzn9GZaugxmKDklFZ0o0qhP/cFdianoA3+6WJQpzhPyDibzAA==
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

2026-09-17T09:26:25.168015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100920
observed 9068b62b779c9cc323237f38d95dc5e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:25.151468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100920/manifest.json
observed 5363a20b1823e1a5a452d8f9b8988745...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:25.134756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100920/publication.md
observed 329a59aa03735436cf8960a75a2203bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:25.117264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100920/publication.txt
observed ba801f2355ddf580c221033ef2e60c06...
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.