OpenTechnical

OT-2026-000023692

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000023692) never changes.

Identity and time

Publication numberOT-2026-000023692 · never reused
Internal UUID01a0ae70-aed4-79e8-9aeb-527b7dd0f7b3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023692
StatusPUBLIC

Content hashes

Canonical text657f4d4051b2e5c37773aa77d5f4d6a2360b419cb3dfe0373a430cea8bed579d
Markdown5c283dc1324245bfcb3b78ee475e9621c8edab35a598dc760120c33cf56cb1b3
PDF
Publication page9a0c93ff935ff96197e4e2164ca4960984d58e9d6f9dd08bd2ff8f43b97715aa
Manifest775c3931790188bc3ee166b1518fa943d1ca3c86a462bb51c4698520983eb948

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
Signature/3Nca6k+rTAj8nRbNAlvG3X2X8KKMsQmFzJithkwgLXhib2ixLob6TEug32k188o2gK7v8J/hc+H3m2pC6eWBA==
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

2026-09-17T11:50:01.250042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023692
observed 9a0c93ff935ff96197e4e2164ca49609...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:01.230425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023692/manifest.json
observed 775c3931790188bc3ee166b1518fa943...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:01.211203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023692/publication.md
observed 5c283dc1324245bfcb3b78ee475e9621...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:01.191912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023692/publication.txt
observed 657f4d4051b2e5c37773aa77d5f4d6a2...
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.