OpenTechnical

OT-2026-000048641

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, sustained 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-2026-000048641) never changes.

Identity and time

Publication numberOT-2026-000048641 · never reused
Internal UUID01a0ae80-c32a-7f75-b99d-35e756d792c0 · 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-2026-000048641
StatusPUBLIC

Content hashes

Canonical textfbb83a44afab220847d6cc47a9b5cc9be06d9a1d4ae83ba77c44a5191be59805
Markdown15f7bcd78104c267a94936c574ba9b251a50dabd42f82f1dd962071027da1eca
PDF
Publication pageba756c89c1643b7f22b1cff5ae8c0bc3f5953b5e10af169a2c04e106366d671f
Manifestec2576cdd26f6b9720ab37448627f141e3f3cd19e214b7afc992904a024fde9b

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
SignatureoHoG3nO8KcoHysKytk3fBH3Rz+lxDxhMRSXx6ZzVAWPExhpjPYNOdEQiw/dioncnyiTEaWdMR9sFp2hNjgt9DA==
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

2026-09-17T11:04:15.053083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048641
observed ba756c89c1643b7f22b1cff5ae8c0bc3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:15.032983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048641/manifest.json
observed ec2576cdd26f6b9720ab37448627f141...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:15.014069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048641/publication.md
observed 15f7bcd78104c267a94936c574ba9b25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:14.992719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048641/publication.txt
observed fbb83a44afab220847d6cc47a9b5cc9b...
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.