OpenTechnical

OT-2026-000006368

Publication integrity record

Bellows cup vacuum gripper, pump fed, pressure verified, 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-2026-000006368) never changes.

Identity and time

Publication numberOT-2026-000006368 · never reused
Internal UUID01a0a958-8a25-7f83-abb8-6ab6abe3e2a8 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:32:27.176708Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006368
StatusPUBLIC

Content hashes

Canonical text83745cf105d576f2aee6c8fd24a970835302d69467cb2951b61dad14188cf60e
Markdownc38a7acb3a318b83f20445e773e8df8ab5e423b0e190d855fa9336a30b63dd83
PDF
Publication pagea7246e127e9c5c6a7dada12d3b09dc0cd0d4762e3964b4adcc25ca5a83587e01
Manifestf9c351242c00890b1bedfbc89410172862ee06442a7db2dcdc1bf1cf1c57e2b8

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
SignatureLtrF0XDf2Bz3M7103EHcB4FCSu7m7IawjVdvjd1GCRiXSooIWiQiIb4uWDkrQQuORdG1D7C3muLRw/e/klqbDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:47:03Z
batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof
root e368e9c5ab06dc5cb1b0682dd54c11f5...

Independent retrieval

2026-09-16T08:40:25.942553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006368
observed a7246e127e9c5c6a7dada12d3b09dc0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:25.927367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006368/manifest.json
observed f9c351242c00890b1bedfbc894101728...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:25.913902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006368/publication.md
observed c38a7acb3a318b83f20445e773e8df8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:25.900706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006368/publication.txt
observed 83745cf105d576f2aee6c8fd24a97083...
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.