OpenTechnical

OT-2026-000045904

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, 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-2026-000045904) never changes.

Identity and time

Publication numberOT-2026-000045904 · never reused
Internal UUID01a0ae7d-8f06-707e-beb6-f5adefce24c3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045904
StatusPUBLIC

Content hashes

Canonical text46aeb9a1af420f5f83efb1128dfac51af572dccd5efaa400eab2df520074c52c
Markdownf44844b18372313543d5c18c489e8ec1a1912a1ed73ba17e29dce26c306ab2c1
PDF
Publication page09f33048a1f368e99579f6a151d7505b42fca5f41e6a487366ac2e91b4a53c40
Manifeste16e6d9384854dd277614138b9b4c6836422416ed7bdacc08b32d6a01c745da0

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
Signaturezp0eXPDvv3N/tmSpdAmFqxpQ32EChW2TyQnkWUNdFWNY4DdrB4SKL2yf5FUN+2sKFQLO0s1ylHT4AvxWGW2MBw==
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

2026-09-17T11:09:48.170847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045904
observed 09f33048a1f368e99579f6a151d7505b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:48.152966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045904/manifest.json
observed e16e6d9384854dd277614138b9b4c683...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:48.133011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045904/publication.md
observed f44844b18372313543d5c18c489e8ec1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:48.113892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045904/publication.txt
observed 46aeb9a1af420f5f83efb1128dfac51a...
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.