OpenTechnical

OT-2026-000043325

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, sustained blow-off 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-2026-000043325) never changes.

Identity and time

Publication numberOT-2026-000043325 · never reused
Internal UUID01a0ae7b-327d-795f-aeba-3fc0ca3dea2c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043325
StatusPUBLIC

Content hashes

Canonical text1002c8f4542af811f6d5d98994fb650b8b9a789645c85543d84671309ef80f6b
Markdown20bfb90811ad18b8dcff7964fdb31327e0ccd71523c82de7b657d286e4368d06
PDF
Publication pagebd561463b955525b741efb1a5a40912f1eacb40bd32e8e5bef3ef2c3bc2170be
Manifest7fe3a32bf65bec8fd1fe0cef3f7aad1b8cf9bdede46fc976cce3aee3e2a5484e

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
SignatureGQ6pnsEpxifrS/3zre8MrDLG0ziAGUyD5R7nHwiKMhtotpiNhthsk6wiQnqY2n/J3EgNMJRu/9ZROwkpe5v+AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:13:49.902422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043325
observed bd561463b955525b741efb1a5a40912f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:49.881792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043325/manifest.json
observed 7fe3a32bf65bec8fd1fe0cef3f7aad1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:49.860607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043325/publication.md
observed 20bfb90811ad18b8dcff7964fdb31327...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:49.839954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043325/publication.txt
observed 1002c8f4542af811f6d5d98994fb650b...
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.