OpenTechnical

OT-2026-000102517

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, pulsed blow-off after 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-2026-000102517) never changes.

Identity and time

Publication numberOT-2026-000102517 · never reused
Internal UUID01a0aea4-858a-7936-adb5-fc3ed7cdbec4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102517
StatusPUBLIC

Content hashes

Canonical text31165a88262e36774979e5c36e337f6dd1b459cf364bcc845bba84d5414b7c38
Markdown1726e6e829f2b3d1f47eb527623a387fad19e2810229c86c1245f7628fa3442d
PDF
Publication page00a963d14e917442fe10b3c7d862ada8648069cdd9389a99222d8fb27654076e
Manifest1a2a7c1b32e7edbfcc1192cd3e2bdb7993854aee7ab8c274531fc548143533c0

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
SignaturebpKRdQmjbSn3zOel+SwlHOExdG1WMV/l5K1HXZlnjUG4utIHYuJwQnTrfOETf0Q4RShNq/OZeNxiEmwb4wHzBw==
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

2026-09-17T09:23:59.176272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102517
observed 00a963d14e917442fe10b3c7d862ada8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:59.159627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102517/manifest.json
observed 1a2a7c1b32e7edbfcc1192cd3e2bdb79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:59.139301ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102517/publication.md
observed 1726e6e829f2b3d1f47eb527623a387f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:59.119900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102517/publication.txt
observed 31165a88262e36774979e5c36e337f6d...
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.