OpenTechnical

OT-2026-000050330

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold pressure sensor, 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-2026-000050330) never changes.

Identity and time

Publication numberOT-2026-000050330 · never reused
Internal UUID01a0ae82-5c47-7749-ace2-fd6c8bae764c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050330
StatusPUBLIC

Content hashes

Canonical text2cd94be407007740d994c90516801733a283cb27abce34f309a8a8a560b5e1a9
Markdown7d3a662b54b65a81546811505ddfde8d5792c63948eee572a9ca51085a900970
PDF
Publication pagea3cef45b480bb6887523b07867e248cedf89d374c29ca9d250fe9cd22a0dd8d6
Manifestce61d00c80fdd433726a12edcc019edd65c2852c0489bf254f7356b1e3ab5f13

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
Signaturehil9W8OQhM4E+WEY8rmrGDpCbFb4j29Fq7vHWQPDoP9lZw1gXe79ac1TU4ta4N5mo7JDujU5dbAAtXfrAznzBQ==
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

2026-09-17T11:01:21.351066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050330
observed a3cef45b480bb6887523b07867e248ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:21.334675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050330/manifest.json
observed ce61d00c80fdd433726a12edcc019edd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:21.316424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050330/publication.md
observed 7d3a662b54b65a81546811505ddfde8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:21.300467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050330/publication.txt
observed 2cd94be407007740d994c90516801733...
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.