OpenTechnical

OT-2026-000052360

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold pressure sensor, 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-2026-000052360) never changes.

Identity and time

Publication numberOT-2026-000052360 · never reused
Internal UUID01a0ae83-e792-76a6-9c79-d32d82768aef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052360
StatusPUBLIC

Content hashes

Canonical texta16b2caef87d4aac2a0f415823eb5870264d58f930f50ebeb3748d8738107eee
Markdown936f1f26b41fbaa1ee74398bf64ef4fdc7d72e19941b8e619fb79b96f99d7eea
PDF
Publication pagea27e430c9705fc49ff8b87a15cabc7f43303868dcf970855fcd1880f01b5cb3e
Manifest69c4e254493cc2ffd31f9c52d8c10f838bb81239930aceedb477178e29ad5a07

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
SignaturefcOmC0+D8DsOU8vTRbn2wGzNrNGCrOI8Sj9DKtPncSnk9Vq2Qyor7Nm1BaDJyOLGHW4OTk6NImMfxvTgDdONDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:03.444903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052360
observed a27e430c9705fc49ff8b87a15cabc7f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:03.424743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052360/manifest.json
observed 69c4e254493cc2ffd31f9c52d8c10f83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:03.404239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052360/publication.md
observed 936f1f26b41fbaa1ee74398bf64ef4fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:03.386462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052360/publication.txt
observed a16b2caef87d4aac2a0f415823eb5870...
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.