OpenTechnical

OT-2026-000062879

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, pump fed, manifold pressure sensor, pulsed 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-2026-000062879) never changes.

Identity and time

Publication numberOT-2026-000062879 · never reused
Internal UUID01a0ae8c-94a8-73d5-8cfd-8d71be329a88 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062879
StatusPUBLIC

Content hashes

Canonical text96a2fb37022efcdc03b6f8bde1b845de34a31c91fa4d04ef83be5900c39f7b5d
Markdown92170ee97e16cd9b3eb4343154b5bbb6b2cd96d0ddae3a812ad72eb29595cc42
PDF
Publication pagef294341fb1de481ab7cf4469389cf64b8b4f7a5c1df64e03047b502be14d9149
Manifestaee920f53de7bcd7df75e999b27ef05a44d99ec5247628b949d87e99fb693766

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
SignatureOjYcxiCZOwv85gAhOEb9mKFD3icxmnK9+T342fLIqzih568HsayUpaxlvYC/JrsLuwtUhlOoeDlAU7wRvkD9Dg==
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

2026-09-17T10:40:14.362902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062879
observed f294341fb1de481ab7cf4469389cf64b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:14.338771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062879/manifest.json
observed aee920f53de7bcd7df75e999b27ef05a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:14.319192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062879/publication.md
observed 92170ee97e16cd9b3eb4343154b5bbb6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:14.298424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062879/publication.txt
observed 96a2fb37022efcdc03b6f8bde1b845de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:34.929185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062879
observed f294341fb1de481ab7cf4469389cf64b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:34.911310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062879/manifest.json
observed aee920f53de7bcd7df75e999b27ef05a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:34.894076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062879/publication.md
observed 92170ee97e16cd9b3eb4343154b5bbb6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:34.876259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062879/publication.txt
observed 96a2fb37022efcdc03b6f8bde1b845de...
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.