OpenTechnical

OT-2026-000082691

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, sustained 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-2026-000082691) never changes.

Identity and time

Publication numberOT-2026-000082691 · never reused
Internal UUID01a0ae97-8cc8-7731-bbd8-4a8a3c4e3cef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082691
StatusPUBLIC

Content hashes

Canonical text13d7fed29d2bcfb30bf73b67f80f9cf54a1b6a5521f2e73a567f41ba79b6f936
Markdowna1c1ac9c068ed1217c8fcf211f61e3c2e416631d6151e93ef554efc8dc642120
PDF
Publication page978bdf26b330db551399c973d456ca4dc8ad49e2d60b28c8e98ed9b033aaf214
Manifest8eb2336890f52241777442a9cc2e8149cc2e0fd427f9d5a07c78284476dee060

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
SignatureBvZW/NiR81TPEXFM/xeMzYUwWPkMtAO5lO9jaGH0YEhx9K7ZK3zYonjb1Bt/1b1SyKFkMXsnMeYlc+rZr5I9CA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:58:15.779761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082691
observed 978bdf26b330db551399c973d456ca4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:15.761989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082691/manifest.json
observed 8eb2336890f52241777442a9cc2e8149...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:15.741562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082691/publication.md
observed a1c1ac9c068ed1217c8fcf211f61e3c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:15.723600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082691/publication.txt
observed 13d7fed29d2bcfb30bf73b67f80f9cf5...
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.