OpenTechnical

OT-2026-000082257

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, sustained blow-off before 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-2026-000082257) never changes.

Identity and time

Publication numberOT-2026-000082257 · never reused
Internal UUID01a0ae97-4d94-7dfe-8f04-d48b1aea896c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082257
StatusPUBLIC

Content hashes

Canonical textc858168ed19d623795522bab29d695c416884380eb27d8b410772af88f93a8fb
Markdown79a55a21144b29957bfb9c8d9b68f3d84e4ad13cec4f3d0424822fd8e3dce054
PDF
Publication pagef6a6bebdae68b34d91fd3400677948782eedb71fa7d6d74fd9f25b15817896ef
Manifest163c49730fecfb5f239c1a23b80dc095f32294e33edb376efde2d67e941bf504

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
Signature6g2Jz84WGkIxrqxc5RXKfSKBCKGBs3CK5QNneMhIJ03rrK2th45jmUtXUcP8PPZGtj9sY8TW79XDtj61O9moDQ==
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

2026-09-17T09:59:06.501109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082257
observed f6a6bebdae68b34d91fd340067794878...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:06.483067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082257/manifest.json
observed 163c49730fecfb5f239c1a23b80dc095...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:06.464569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082257/publication.md
observed 79a55a21144b29957bfb9c8d9b68f3d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:06.445292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082257/publication.txt
observed c858168ed19d623795522bab29d695c4...
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.