OpenTechnical

OT-2026-000100986

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, pressure sensor per zone, sustained 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-2026-000100986) never changes.

Identity and time

Publication numberOT-2026-000100986 · never reused
Internal UUID01a0aea3-c377-79f9-89e0-0db177abb5d9 · 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-2026-000100986
StatusPUBLIC

Content hashes

Canonical textbcf4a17c09d0551debd8e19dbfcc71fa06e8a41d343965fa9cc8c080eed342f3
Markdown042352988c9ce3dd43e217938f0b1caba9c7e4c39d8ae8262c209415f2ef1400
PDF
Publication pagec50934ff863bae0cac825b0ffb4c56cab26a742605f61e17a3af1d4fe6b8083f
Manifest63668c8c243c86d1e1d7bcda247ebb63e34ab4f4060038bb7dcd7ea68375693e

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
SignatureREl4atpbFaC6c7rl+6BDcl/njf3qPyBXMs/De+cjMzV6OzQrmcr+2PUMwAugJtSsXvCZ85B0gAYQUDoE3ZMgDw==
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

2026-09-17T09:26:35.012641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100986
observed c50934ff863bae0cac825b0ffb4c56ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:34.994533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100986/manifest.json
observed 63668c8c243c86d1e1d7bcda247ebb63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:34.976616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100986/publication.md
observed 042352988c9ce3dd43e217938f0b1cab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:34.958436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100986/publication.txt
observed bcf4a17c09d0551debd8e19dbfcc71fa...
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.