OpenTechnical

OT-2026-000048312

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, 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-2026-000048312) never changes.

Identity and time

Publication numberOT-2026-000048312 · never reused
Internal UUID01a0ae80-4de3-7623-aa12-1909c94ed9f2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:59.290761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048312
StatusPUBLIC

Content hashes

Canonical textc0e0ca540369e2da4351628cc73a42a81a11fc7eba794ce1a787b96ecc08b23d
Markdown1a554c0a4609542269d1d4984005782cc7ec16fcf4e1cf01b0ccc50f76c08db0
PDF
Publication page67383b700afaac2c7860394b824d6c125041d19163a0a3349a01a4fcfffcb533
Manifest8c156ff362e5a70eeee09f779177f7b1a5df97c8d541f69d93699af8727f517a

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
Signature3DBpmQ7AjNC0P7SHZmRCBcanjieS3ic6x7uZiXNqjnsAA9PZzNL5g0XL7fAzOlJ1lvfgCSGA2PGZVyJiPu3zAA==
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

2026-09-17T11:04:54.581257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048312
observed 67383b700afaac2c7860394b824d6c12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:54.560319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048312/manifest.json
observed 8c156ff362e5a70eeee09f779177f7b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:54.539791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048312/publication.md
observed 1a554c0a4609542269d1d4984005782c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:54.518143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048312/publication.txt
observed c0e0ca540369e2da4351628cc73a42a8...
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.