OpenTechnical

OT-2026-000054725

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, vented 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-2026-000054725) never changes.

Identity and time

Publication numberOT-2026-000054725 · never reused
Internal UUID01a0ae86-1284-7a89-99c5-d54714b318e6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054725
StatusPUBLIC

Content hashes

Canonical text1096b32cc21cc38e7a2ca9cd5e49813855792f544728366f5d4dac5d37892373
Markdown8aeaf5d86c95753f4b0ffa0a0e49e3d2722da9a660089feb76f8538bb404b006
PDF
Publication pagec35e2c7f24e9e381d7100e50c7c5cc0c131fa25ec5af79b4802ed62c4b65d74b
Manifest14960e818c9e0cfc19308fb9afec255ca1f8b12996d18e0ea5219b9af65fe0bc

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
SignatureecjG3xwbJLdS2lqrwDIggVAIJQD5v+0E4MnwJjktus7PuipMwDfKIYj+5ZwVXV3+SCeY6sGWCkUu2KZkipm3Cg==
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

2026-09-17T10:53:49.363355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054725
observed c35e2c7f24e9e381d7100e50c7c5cc0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:49.347114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054725/manifest.json
observed 14960e818c9e0cfc19308fb9afec255c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:49.329273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054725/publication.md
observed 8aeaf5d86c95753f4b0ffa0a0e49e3d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:49.309981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054725/publication.txt
observed 1096b32cc21cc38e7a2ca9cd5e498138...
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.