OpenTechnical

OT-2026-000100304

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, three 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-2026-000100304) never changes.

Identity and time

Publication numberOT-2026-000100304 · never reused
Internal UUID01a0aea3-3053-7f72-acb4-08b277b9bedc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:05.469356Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100304
StatusPUBLIC

Content hashes

Canonical textc1e9c6fbabc9a02ff4db214bb62ea62aef93b3bcfe5259f4273916dcb1f79b60
Markdown17ad69bfe338c72a782604096c6ca7ba3860966348d4d75ff5c5067489742ad9
PDF
Publication page593891f2dfeeb5e4b675be5990fa435bc5cf3217b22bfbbd3872003d4c4e2b72
Manifestaab9f52dc747dc0019746cd46ea01be05f7fa0e1dcd81feeed4f933b94fc59d5

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
SignatureTWdTPlICSynsRkIhLT7dt6pfTlVf0zwjRSRLNtO5DTS+z6iqmeMfiCxFMRScwxpnV14gq7/h37tVi9RGDAt+Dw==
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

2026-09-17T09:30:14.049565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100304
observed 593891f2dfeeb5e4b675be5990fa435b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:14.029181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100304/manifest.json
observed aab9f52dc747dc0019746cd46ea01be0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:14.008381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100304/publication.md
observed 17ad69bfe338c72a782604096c6ca7ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:13.988419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100304/publication.txt
observed c1e9c6fbabc9a02ff4db214bb62ea62a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:37.022043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100304
observed 593891f2dfeeb5e4b675be5990fa435b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:37.004939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100304/manifest.json
observed aab9f52dc747dc0019746cd46ea01be0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:36.987662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100304/publication.md
observed 17ad69bfe338c72a782604096c6ca7ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:36.968654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100304/publication.txt
observed c1e9c6fbabc9a02ff4db214bb62ea62a...
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.