OpenTechnical

OT-2026-000086404

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, three 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-2026-000086404) never changes.

Identity and time

Publication numberOT-2026-000086404 · never reused
Internal UUID01a0ae9a-2c97-7bcc-a125-a2c7456ccb4a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086404
StatusPUBLIC

Content hashes

Canonical text3dbf12057b9c9b2328062b7168d3a0d708cf6e06c8136cb2d852eaf7234e94b8
Markdown4169f8c1a6055b6644446f29873efc02bd75228b1b393dd800571d6ea3ad3d1d
PDF
Publication page9f1892ea4b96986d5279bcd489981dbdada65ee6770d9b32e6d6543692f024c5
Manifest2852351bfa90c07d2a5b9e6a9a3ce618ee072c1f00a6b84b928cf395613bdddb

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
Signaturef8n57Cl3T+5rIyBRWRzBe0G4ecSKgn2of2WTCHJc5vMJm8nRynMnFCFzqzayTSY/nRzMiNTmA8/p1pfoKlPuAA==
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

2026-09-17T09:52:11.560912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086404
observed 9f1892ea4b96986d5279bcd489981dbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:11.540875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086404/manifest.json
observed 2852351bfa90c07d2a5b9e6a9a3ce618...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:11.520266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086404/publication.md
observed 4169f8c1a6055b6644446f29873efc02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:11.499424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086404/publication.txt
observed 3dbf12057b9c9b2328062b7168d3a0d7...
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.