OpenTechnical

OT-2026-000048752

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off after 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-2026-000048752) never changes.

Identity and time

Publication numberOT-2026-000048752 · never reused
Internal UUID01a0ae80-c32c-7f37-9b4c-301add2c43fc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:29.321882Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048752
StatusPUBLIC

Content hashes

Canonical text41b4f6cd7ae7a5b279d2cacf3445f39ead5df2c6125d6b7f16678d32cf23ebc2
Markdown29e373969a262d92625888cee74c044cda11624a29dd0e8264d79ff7611d07c6
PDF
Publication page9ef9f13b4629ebca97a07164b648336fd08dbbd1e270b8b918bcce302f0fbfa0
Manifestd434d00820506e6fb0dd7993339ea05f26839a4b95237432bca5c2016ce34f3a

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
SignatureLNPBoc8MWghYDIFj8+OS0dvdBD3lkhcBGkBshHTPx44xqvD3RatxCAIN5CfR2kU9p16xfXekis7XvGHfeNjMDw==
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

2026-09-17T11:04:25.363769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048752
observed 9ef9f13b4629ebca97a07164b648336f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:25.328534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048752/manifest.json
observed d434d00820506e6fb0dd7993339ea05f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:25.297126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048752/publication.md
observed 29e373969a262d92625888cee74c044c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:25.253228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048752/publication.txt
observed 41b4f6cd7ae7a5b279d2cacf3445f39e...
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.