OpenTechnical

OT-2026-000005956

Publication integrity record

Bellows cup vacuum gripper, per zone isolation, six outlet manifold, two stage ejector, plastic cups

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-2026-000005956) never changes.

Identity and time

Publication numberOT-2026-000005956 · never reused
Internal UUID01a0a94a-6738-7cf7-bd94-52274ea0d8ce · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:17:00.731497Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005956
StatusPUBLIC

Content hashes

Canonical text9c3693cee7840b1f5da3feda55fdbaa5869af125c790c4514a7615230aa678db
Markdown13fd5b77f225a7ff085dd7dcdaba5e63e140e5a1cb692af2919a092f427afdba
PDF
Publication page60a3e821679c21e843c4a5f09e5a487ab96ca33202a81b218968c7ba91f1174c
Manifest330870880aa2b1427b82791a5e41a509bafb34e5f103140ce0d7e1a20fc8cc6b

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
SignatureGcjqn5JTpnBNLMxBkac5SOG0oO8MFp4j0KhpJQZi7+hcTjkdOtpdGOMwqhvfGJg9Uhf+W5vnBaEj/qmvsJ+vDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:20:12.955059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005956
observed 60a3e821679c21e843c4a5f09e5a487a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:12.938974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005956/manifest.json
observed 330870880aa2b1427b82791a5e41a509...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:12.924616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005956/publication.md
observed 13fd5b77f225a7ff085dd7dcdaba5e63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:12.908053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005956/publication.txt
observed 9c3693cee7840b1f5da3feda55fdbaa5...
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.