OpenTechnical

OT-2026-000086583

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, pump fed, 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-2026-000086583) never changes.

Identity and time

Publication numberOT-2026-000086583 · never reused
Internal UUID01a0ae9a-2c98-7322-9cff-b22ebccba529 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086583
StatusPUBLIC

Content hashes

Canonical text4d3fbdef203839ed4d0b2ed2853595305017d0828fe72f2e8431420bdc7ce465
Markdown513c48a1e9330dd5bba4f50beb0230d99065e3c6eb1bc81134fea46c69c6e3cc
PDF
Publication pagedab34e03abcc63f887c692fe8295236d334c543702c8a240a092c9328d30df30
Manifest1b4dc74192671ef000cbc7f1e4565dcef15e7ae344f70860885428585bd2595e

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
SignatureA60uAThsjMODuEBWWMNvEBYVBy3BLnaAiMFbNpV/g/49bq/6p3UAfGZ+267Nklip7Hu4VMFfXEI2/4fgZk7pAQ==
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

2026-09-17T09:52:25.275074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086583
observed dab34e03abcc63f887c692fe8295236d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:25.258779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086583/manifest.json
observed 1b4dc74192671ef000cbc7f1e4565dce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:25.242722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086583/publication.md
observed 513c48a1e9330dd5bba4f50beb0230d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:25.226411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086583/publication.txt
observed 4d3fbdef203839ed4d0b2ed285359530...
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.