OpenTechnical

OT-2026-000084319

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, single 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-2026-000084319) never changes.

Identity and time

Publication numberOT-2026-000084319 · never reused
Internal UUID01a0ae98-5b61-7eb9-8012-7c1879562f0f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084319
StatusPUBLIC

Content hashes

Canonical textd8922fc829bf46f988831d697afdda5680418a40f5365a7ad682aad4ff83e4dd
Markdown491a23ad5c1bc233530534db9cb6ea2da988b5329fa047fb497201cde948b81e
PDF
Publication pagede5acd9a6afa091a5d037268ad8b3d3b1f8fa932130a8d70e3a925ce7fc7b5aa
Manifest4f3b2c8c6a152b0da510fc50d3bc58974216bc646847a157a84d3703f73616ad

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
SignatureJVQkheqepyf1/nDVIR4+mw+nAFEGPc4AKSDdqkRula/ItAgnDo7tpIJWZoVvjVdMFmaZyzOBQpE3hFKXtPg8DQ==
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

2026-09-17T09:56:14.646127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084319
observed de5acd9a6afa091a5d037268ad8b3d3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:14.629397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084319/manifest.json
observed 4f3b2c8c6a152b0da510fc50d3bc5897...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:14.611312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084319/publication.md
observed 491a23ad5c1bc233530534db9cb6ea2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:14.593603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084319/publication.txt
observed d8922fc829bf46f988831d697afdda56...
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.