OpenTechnical

OT-2026-000060548

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two 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-2026-000060548) never changes.

Identity and time

Publication numberOT-2026-000060548 · never reused
Internal UUID01a0ae8a-b7cc-7574-bc91-f75032f7f7ea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060548
StatusPUBLIC

Content hashes

Canonical text84c928cb4e26544ce06725c19a4ba9403175a6ac698de39efd8f8fc17d127ffd
Markdown6f1e32187abc1b36d47103812e29dea9b231935a215a9ce8a86192ef317b6f39
PDF
Publication page242da914988089b8dca5fbcbfe513a997e4e845125573317d3fe2c0300cfd780
Manifestf57a4749ea1a06834e0ef7c9cf1fafb62712d1cc83a66ec214266d7308f81ce4

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
Signatureo6UofySp+Nn09QasbgonnM1+ygxs2rziZerHuw+Z04BSbHBUy3ZXCH0r80UqfwQXhsmSYIGwW5cjXOACAXlOCg==
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...

Independent retrieval

2026-09-17T10:43:09.548002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060548
observed 242da914988089b8dca5fbcbfe513a99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:09.529977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060548/manifest.json
observed f57a4749ea1a06834e0ef7c9cf1fafb6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:09.511473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060548/publication.md
observed 6f1e32187abc1b36d47103812e29dea9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:09.494715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060548/publication.txt
observed 84c928cb4e26544ce06725c19a4ba940...
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.