OpenTechnical

OT-2026-000062776

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained 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-2026-000062776) never changes.

Identity and time

Publication numberOT-2026-000062776 · never reused
Internal UUID01a0ae8c-6389-7fe0-a930-4fa3c8f7c037 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:11.271900Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062776
StatusPUBLIC

Content hashes

Canonical text4498ecfacf52687077af933498bc52c8b195cba0de8cedd732546472f31e9213
Markdown832d077bca45fe44ffa7859441a4a1d259e9c91967e238381a10e59a641a6610
PDF
Publication page278e2e8d4655d5198720ea9c670f0145693ad1974bab3234bd15af00d7e5ea08
Manifest3c63ad46bc74ddb1c29eba7a666fdf57f31a662dbee9ab350543754709199101

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
Signatureg4EcMAxvllwVwHUljAXwx91Kr3Up0FCNEyYljbEf4wN0lU2uyOii5M6KOSNdK9uaCRDZUWucv26m9B3eYQicAQ==
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

2026-09-17T10:39:21.772431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062776
observed 278e2e8d4655d5198720ea9c670f0145...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:21.754927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062776/manifest.json
observed 3c63ad46bc74ddb1c29eba7a666fdf57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:21.736542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062776/publication.md
observed 832d077bca45fe44ffa7859441a4a1d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:21.718958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062776/publication.txt
observed 4498ecfacf52687077af933498bc52c8...
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.