OpenTechnical

OT-2026-000057000

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000057000) never changes.

Identity and time

Publication numberOT-2026-000057000 · never reused
Internal UUID01a0ae87-d5b5-70fc-9e4e-7378c257f18e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057000
StatusPUBLIC

Content hashes

Canonical text3c124fd545c6cd910f0a26a57e0ef4092d5b945bf6e73fd5a08a517c5c1900d8
Markdown2103d1fec10e47e97fedc370a892ead0a0f64a25369b139ed7cb2ca59e300c09
PDF
Publication pagee4972a892ee862c7609a3f4697aa61636fe8e591d15433bc4f05b1ccd77c0599
Manifestb0db3066894c70fb96e0a744cdd017141ffaf492901b439372a1549ae7ec625e

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
Signaturer3X6keHK9f4wfh++5lGx6TmOzd9Fa1aM1nY9ikqIYvAgkzZa/yuX63I7dB/J8Ineo3/9RDBuB67q53vPdhk5DQ==
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

2026-09-17T10:48:28.392523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057000
observed e4972a892ee862c7609a3f4697aa6163...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:28.373635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057000/manifest.json
observed b0db3066894c70fb96e0a744cdd01714...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:28.355897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057000/publication.md
observed 2103d1fec10e47e97fedc370a892ead0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:28.338747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057000/publication.txt
observed 3c124fd545c6cd910f0a26a57e0ef409...
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.