OpenTechnical

OT-2026-000080722

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000080722) never changes.

Identity and time

Publication numberOT-2026-000080722 · never reused
Internal UUID01a0ae96-b973-766e-8c6b-5431d67152c2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080722
StatusPUBLIC

Content hashes

Canonical texta6013954a7b4f0916d86c21c3bdc261a932a1fae096224316485264ebd632952
Markdown643ebfc5c942aa31a5d7bc29b5ad7645842a0327f87107586e0625393ab0076a
PDF
Publication pagee141630f3853c179d8fe0e44f8f5c953e1c84021cfe5f4e8109b2463ddbb85ab
Manifest4eb9ea1b7d3c7b425ccb673d0cf0b39e3a9ca8b35e95bd360813f959f615818a

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
SignatureC0j+zFuZAsc5V4gqMIe9v8l3EDL+GbgcpF0rQRTpQwOFWuL9qHO43VNHSgQXWXK96Ka9L3x/1K/Z2srTUYIgBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:01:45.529170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080722
observed e141630f3853c179d8fe0e44f8f5c953...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:45.510082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080722/manifest.json
observed 4eb9ea1b7d3c7b425ccb673d0cf0b39e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:45.488605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080722/publication.md
observed 643ebfc5c942aa31a5d7bc29b5ad7645...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:45.468315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080722/publication.txt
observed a6013954a7b4f0916d86c21c3bdc261a...
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.