OpenTechnical

OT-2026-000009950

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, pump fed, pulsed blow-off 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-2026-000009950) never changes.

Identity and time

Publication numberOT-2026-000009950 · never reused
Internal UUID01a0ae6b-cb79-7200-a56c-43ddc99b4cf4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009950
StatusPUBLIC

Content hashes

Canonical text3844dc06da97ac7540be575c0c34b565e6ecd3c9cda12ee1ba33c150996ff17d
Markdowneb92270af782c2805b8dc2893659141463a79e3bdd3aa973387eee9e09d1a63e
PDF
Publication pagef1beeeb3666e254511979eed65a1305ebd43ff2615f20ccdf7720f350e0cbd42
Manifest04decbd5dfe6892e77060a975e53ab0a5f36490c96f5a27468707bc6103bd475

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
SignaturenwTQEmdcf+JVuiaXng94zM4kfCPoqk1cDqEvt/6+dyEZXYipXJkDtt8rp4eZZiSoYo9sVq01Eh1UjXWh+bobDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:15:59.030460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009950
observed f1beeeb3666e254511979eed65a1305e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:59.012104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009950/manifest.json
observed 04decbd5dfe6892e77060a975e53ab0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:58.988971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009950/publication.md
observed eb92270af782c2805b8dc28936591414...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:58.970630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009950/publication.txt
observed 3844dc06da97ac7540be575c0c34b565...
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.