OpenTechnical

OT-2026-000087181

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six 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-2026-000087181) never changes.

Identity and time

Publication numberOT-2026-000087181 · never reused
Internal UUID01a0ae9a-9f2e-7eb6-a6f3-8d5b45a45e21 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:44.027043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087181
StatusPUBLIC

Content hashes

Canonical text1101b217a75c6ecd34c217ac5e344b8ef196fc120f5604a287abbbf0caf5a35e
Markdown0e96fbc4f36bdc61567cad24ce72df99c00303cfdabe66940a2c613d24936972
PDF
Publication page9361ed695c61240a26d9733f1a4bc5630250ee32b41d62e1a0b8b9fa801c0859
Manifestf0a377fad307f3aa41d1d36ea49504c86c0fb169d0b9a3f325b417228a8ce2d5

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
Signature+q5D6HFIztPdD6UzTIm+VxVuvjOfv/tOWGNs0Gtj7+QaKglYHg/gIaNWL4D6tWGUuRpvoVXTbo8cobKG/5/vAQ==
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

2026-09-17T09:51:27.214849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087181
observed 9361ed695c61240a26d9733f1a4bc563...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:27.193901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087181/manifest.json
observed f0a377fad307f3aa41d1d36ea49504c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:27.172729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087181/publication.md
observed 0e96fbc4f36bdc61567cad24ce72df99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:27.152640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087181/publication.txt
observed 1101b217a75c6ecd34c217ac5e344b8e...
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.