OpenTechnical

OT-2026-000032522

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, pulsed 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-2026-000032522) never changes.

Identity and time

Publication numberOT-2026-000032522 · never reused
Internal UUID01a0ae75-106f-7351-8593-4e1e02357580 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032522
StatusPUBLIC

Content hashes

Canonical text695f983d03c325ca89bbc05b752e82699f8ad206bf19daf3a6d172d527163d8c
Markdown44826de98d1f258d4e08878947efe40c1168f181a4be0008b202eaf09a63be51
PDF
Publication page1ab92546dc923e749c4e202e4eb67882c05387616e83754f945255d4e9720cf1
Manifestd5ccf3c5ec68bdb3f97b8a5b05f9fa8944c501a36951489ee2f817050a6669f1

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
SignatureDOo4OpVSoa6VLlNvydvyIzjZ2bWw2rvh9ip1z5sh/WqxTLtlX6uW8amG9dy0XI18TZEecls7aBWmHQ2ibgPeDA==
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

2026-09-17T11:34:04.733310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032522
observed 1ab92546dc923e749c4e202e4eb67882...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:04.710012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032522/manifest.json
observed d5ccf3c5ec68bdb3f97b8a5b05f9fa89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:04.689197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032522/publication.md
observed 44826de98d1f258d4e08878947efe40c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:04.672345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032522/publication.txt
observed 695f983d03c325ca89bbc05b752e8269...
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.