OpenTechnical

OT-2026-000060873

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, vented after 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-2026-000060873) never changes.

Identity and time

Publication numberOT-2026-000060873 · never reused
Internal UUID01a0ae8b-12f0-709c-839a-cb8526cdb03f · 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-2026-000060873
StatusPUBLIC

Content hashes

Canonical text618fdedd1391988b2907a841f5022a5708b85b174f7c19d2048682feebef72af
Markdownf4c4e017d18529c23c9696094d45804fd90042c8086c5c984f601969cdc28d93
PDF
Publication pagea14da41049ad98d9e7d4ab6d9fe8bab14f9515eb1b1614a549937352464ff3f5
Manifest369cfaab018367bdfaaf75db747fbb65c6894e53a53ea1ee2cb5edac3fc322b3

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
SignaturePXzHzs6vB9DvXjmm8NF5I2SyILYIIqdqCx8+TaAjmG7PtG0p0pZwUkmm0rkb3Vg0JA5WLTVTlvk9S+O6C3VKCg==
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

2026-09-17T10:41:36.229212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060873
observed a14da41049ad98d9e7d4ab6d9fe8bab1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:36.208126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060873/manifest.json
observed 369cfaab018367bdfaaf75db747fbb65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:36.189282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060873/publication.md
observed f4c4e017d18529c23c9696094d45804f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:36.169583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060873/publication.txt
observed 618fdedd1391988b2907a841f5022a57...
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.