OpenTechnical

OT-2026-000041604

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, pulsed blow-off after 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-2026-000041604) never changes.

Identity and time

Publication numberOT-2026-000041604 · never reused
Internal UUID01a0ae79-e8a0-7b39-aa30-9a53a0f74920 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041604
StatusPUBLIC

Content hashes

Canonical text733dd55a930c42ec73b5092424b3e345f058d39a988c923618bf6d4efb9930af
Markdown35cdcab2213e8eb0e707db59ed912595e6a70db4d0d076d2cdea6ccef1dd2aa4
PDF
Publication pageb8487b46315acc1c9978a2579bdcb664f4d348b3a33bfbdeac0992f062191f5e
Manifest2797f772c36da41ef1835423b1d1ce9cc468736cf6efb246784a1a9d9e224eac

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
Signatureb1RtZXhiczQqZf4tgZi+8gQtCIlkJMF8TcIZuLcnV4H6zUb8N9dUeD6UvGCIMQc1Q31/lz/5qHhxl2mub+RECw==
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

2026-09-17T11:16:23.768440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041604
observed b8487b46315acc1c9978a2579bdcb664...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:23.751322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041604/manifest.json
observed 2797f772c36da41ef1835423b1d1ce9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:23.734044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041604/publication.md
observed 35cdcab2213e8eb0e707db59ed912595...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:23.717440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041604/publication.txt
observed 733dd55a930c42ec73b5092424b3e345...
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.