OpenTechnical

OT-2026-000104382

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, 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-2026-000104382) never changes.

Identity and time

Publication numberOT-2026-000104382 · never reused
Internal UUID01a0aea5-3421-724c-afa9-a6e835f3b3b9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104382
StatusPUBLIC

Content hashes

Canonical texted94a3af0a9331c9031f518c4edd0655de1c3ad02504a2d01bb4926897a6fe80
Markdown50582525df284d1c03855dc8dc873f9001ba21fba7bc4fdc135645581303aa2a
PDF
Publication page20aa0b6581a08f1c6d356c9209a51c786e42d55c8b6802788e2d072211327e3a
Manifest83d73852930e2cf973738bd33d4609b03a1e57ae4d99e2d158afbe955f6640bf

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
SignatureRZxG90M/GBV2HITuMCHdcwqlFcoDyXdt3Flcs2YCyrSwIxR/5USODay+b59zfbqzukQpi29FKcsDHHbQCzJeBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:21:38.806067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104382
observed 20aa0b6581a08f1c6d356c9209a51c78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:38.787478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104382/manifest.json
observed 83d73852930e2cf973738bd33d4609b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:38.769008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104382/publication.md
observed 50582525df284d1c03855dc8dc873f90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:38.750216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104382/publication.txt
observed ed94a3af0a9331c9031f518c4edd0655...
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.