OpenTechnical

OT-2026-000092878

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000092878) never changes.

Identity and time

Publication numberOT-2026-000092878 · never reused
Internal UUID01a0ae9e-090e-7524-a8d2-8bab40717b61 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092878
StatusPUBLIC

Content hashes

Canonical text39d0f9f09ddb30969194febf46aeba001475d1dfcda5bf65c48f98243c5bec35
Markdown871d1d0c3ca7ca67e71bf753b82b46588f497579058b46797438eb119031eaab
PDF
Publication pagebf417761367f2062c363ba31c17c473d30e133747dc26f6ab63ef953451c872c
Manifest98b4aa30a225b9f676848aeef996a97bb17388f4847cf8b6b38a31d48be03237

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
SignatureTjOFkByViHqzy3yEWASFdjd+NGG33RIW8g90yDjyiOHSr+guOkMJOKztXVfZ5p+lzXBO75TSUI8hXgzbfzmqDg==
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

2026-09-17T09:39:59.157233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092878
observed bf417761367f2062c363ba31c17c473d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:59.140683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092878/manifest.json
observed 98b4aa30a225b9f676848aeef996a97b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:59.123965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092878/publication.md
observed 871d1d0c3ca7ca67e71bf753b82b4658...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:59.105317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092878/publication.txt
observed 39d0f9f09ddb30969194febf46aeba00...
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.