OpenTechnical

OT-2026-000060941

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, vented after 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-2026-000060941) never changes.

Identity and time

Publication numberOT-2026-000060941 · never reused
Internal UUID01a0ae8b-12f3-71db-a55a-62bf90912a29 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060941
StatusPUBLIC

Content hashes

Canonical text41e3dd91efb2dbc04f689811bf9059fbf9334ed067cc3574dc550690405b4602
Markdown467a489392b6cb57b606b806434f16085787f56865173ea252d4a7bb72310759
PDF
Publication pagebc4a21bfae75f9c2c8654ca82bba0fb269b08b8b866edb0598bf7e6d1eba37d0
Manifest1abc0c6e2ec73101d243c54d56591f20dc28952ab1ff7dfecbc4a0d86ac37eac

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
SignatureVBzKD2/wRx7aDBrfZD8AjBGplryW/0d70HTOAEYMUnk208+o9ex9/cItk60O7KdSoiB04sSf+swGT8CM0cEpDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:42:12.877033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060941
observed bc4a21bfae75f9c2c8654ca82bba0fb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:12.859517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060941/manifest.json
observed 1abc0c6e2ec73101d243c54d56591f20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:12.840896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060941/publication.md
observed 467a489392b6cb57b606b806434f1608...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:12.823016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060941/publication.txt
observed 41e3dd91efb2dbc04f689811bf9059fb...
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.