OpenTechnical

OT-2026-000050735

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, pump fed, pressure sensor per zone, pulsed blow-off before 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-2026-000050735) never changes.

Identity and time

Publication numberOT-2026-000050735 · never reused
Internal UUID01a0ae82-c7b1-7e49-b579-fc98a482b599 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050735
StatusPUBLIC

Content hashes

Canonical texte20a044c7eeb9f2340e28b7e2c1eea25f45d97fde7eb3667143891ed267c712d
Markdown3f4edd2f856198bb03d19237f8445c7f9e4e239890b8fb1326ed926a04936a02
PDF
Publication page60acfec70fcd1b1569e624af62e6dd7f8931e1100ed1268674590f833c93a56f
Manifestaadfcca7e9cb731982d97380cb1e41305af37983254947c1ba7bec1e5aba8039

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
Signaturee74PuZ1piCyueHU3j309RRAlvkb/ZTHiZxxt8CoGpX6oYpVzDJQhBm2ywPMess7wAQgth6hbGBHgNWMmQtpcCA==
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

2026-09-17T11:00:06.412112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050735
observed 60acfec70fcd1b1569e624af62e6dd7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:06.392242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050735/manifest.json
observed aadfcca7e9cb731982d97380cb1e4130...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:06.372186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050735/publication.md
observed 3f4edd2f856198bb03d19237f8445c7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:06.368504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050735
observed 60acfec70fcd1b1569e624af62e6dd7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:06.350918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050735/publication.txt
observed e20a044c7eeb9f2340e28b7e2c1eea25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:06.348059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050735/manifest.json
observed aadfcca7e9cb731982d97380cb1e4130...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:06.323627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050735/publication.md
observed 3f4edd2f856198bb03d19237f8445c7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:06.299178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050735/publication.txt
observed e20a044c7eeb9f2340e28b7e2c1eea25...
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.