OpenTechnical

OT-2026-000061667

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, manifold pressure sensor, pulsed 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-2026-000061667) never changes.

Identity and time

Publication numberOT-2026-000061667 · never reused
Internal UUID01a0ae8b-b8aa-7e37-a450-41b44b58a7e9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061667
StatusPUBLIC

Content hashes

Canonical text42d5576c9f55e98a01ac86ba85da1f259973752aa54e82632611121b4bcb5466
Markdown2f3ac340a52ce1c3467441dfa57e75aa88c59cb1ad2df850d88c3e0be8156ef4
PDF
Publication pagec0abee413d3b40c259e6ea86ec207cdcf66848f6a5692be250f83916658611a7
Manifest2732dd023e4dc58d12350a9ce782bf19e15c313db8a310ff051ebdf66f6257ed

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
Signaturee+BEGOxT4UlX6r6Iky97+7sDUs7F4FWaNl/0hmBJkBadJtlYBuV1dj1zLbwdOB/YMyImRa1kY9DBt9SZexLEBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:40:13.024744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061667
observed c0abee413d3b40c259e6ea86ec207cdc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:13.006418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061667/manifest.json
observed 2732dd023e4dc58d12350a9ce782bf19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:12.985567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061667/publication.md
observed 2f3ac340a52ce1c3467441dfa57e75aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:12.965718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061667/publication.txt
observed 42d5576c9f55e98a01ac86ba85da1f25...
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.