OpenTechnical

OT-2026-000096820

Publication integrity record

Foam pad vacuum gripper, two zone face, plant vacuum fed, supply line pressure sensor, 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-2026-000096820) never changes.

Identity and time

Publication numberOT-2026-000096820 · never reused
Internal UUID01a0aea0-a4ad-7dda-bf3e-deeebc283918 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096820
StatusPUBLIC

Content hashes

Canonical texta433d4b6f4704603e9d125eb66a6faa48e427a7bbc586a73b8434255c0860f62
Markdowne4ace4e92951299401853da01b46873bf8fd21b4d6f2600ab56cdfdba50913cf
PDF
Publication page800b8c8ac770f6e7fd06c60bb33d4b5b83801f694aa293981e7505fcf21d1428
Manifest4f71f3ee1f222fd99807dc2d562c0bd8d90cd3507d0d4a3909c3ab5ee0f6812a

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
SignaturexMqp7NfoD6raxfXVssxMrL3TbG10BLXRVFjWZg+lDopc4Q2SvXTv5nArcXWEe+QKz8EpOHExh2b8oKBAjFmGCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:34:24.873414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096820
observed 800b8c8ac770f6e7fd06c60bb33d4b5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:24.855394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096820/manifest.json
observed 4f71f3ee1f222fd99807dc2d562c0bd8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:24.837186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096820/publication.md
observed e4ace4e92951299401853da01b46873b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:24.819118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096820/publication.txt
observed a433d4b6f4704603e9d125eb66a6faa4...
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.