OpenTechnical

OT-2026-000048265

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off after set-down

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-2026-000048265) never changes.

Identity and time

Publication numberOT-2026-000048265 · never reused
Internal UUID01a0ae80-4de3-7235-8e03-89ac67104ec6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:59.290761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048265
StatusPUBLIC

Content hashes

Canonical text4fc9b2dbfb1a872b51b44c71d62a1ebc28425a57d258f73c7bd0e43317eaf839
Markdown12a0a1b3d978f72271c4d31a2c5cb832e327850b03e3c4f4537e0092d74d2df7
PDF
Publication paged19deb7470c93ea854bb5f7b18cba0d83a1441a6e4be0052fd627990e4dae60e
Manifest8a66cb3119bb0d72f4549ec114ea4e460d393a8cbcf04a4c621607cfa812d2fa

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
Signature62YwZphpArUqqs0P9PoGaPMdBUFaMvfFtfqJ1imIhHqNdZAWZ9dD79M5SKnLnliZPaT8mkBYUdcXIiR5J5LmCg==
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

2026-09-17T11:04:50.204173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048265
observed d19deb7470c93ea854bb5f7b18cba0d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:50.185781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048265/manifest.json
observed 8a66cb3119bb0d72f4549ec114ea4e46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:50.167380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048265/publication.md
observed 12a0a1b3d978f72271c4d31a2c5cb832...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:50.146835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048265/publication.txt
observed 4fc9b2dbfb1a872b51b44c71d62a1ebc...
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.