OpenTechnical

OT-2026-000093681

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, three 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-2026-000093681) never changes.

Identity and time

Publication numberOT-2026-000093681 · never reused
Internal UUID01a0ae9e-508b-7f0d-a9d9-be31c4b150af · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093681
StatusPUBLIC

Content hashes

Canonical text3e70d8f688cbae40c3efabd01ffd816da812c0487d5b648f4689ba542a757251
Markdownc7ab9a22fd2c067f46c62d2b45c07154099a66c8112a796ffbcb374aec20b4f3
PDF
Publication pageaf917f1a2786f46948de31b0b7bdad269e92e2125c96d08c6d9fe4ff2b931a67
Manifestdc5346e779cffede9cfcaf69bb6dbd355217c18a4ac65d6554302ec7d04b5b6c

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
SignatureJxErcAHpr9URIUDsKLRXK0kzKUHNJheEu3x4jc5FVnp0PQvfljf9U2EcIXO16yDy3Chu6v812dKJzjwGfl8zAA==
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

2026-09-17T09:39:44.601665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093681
observed af917f1a2786f46948de31b0b7bdad26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:44.584128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093681/manifest.json
observed dc5346e779cffede9cfcaf69bb6dbd35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:44.559475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093681/publication.md
observed c7ab9a22fd2c067f46c62d2b45c07154...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:44.532936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093681/publication.txt
observed 3e70d8f688cbae40c3efabd01ffd816d...
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.