OpenTechnical

OT-2026-000060069

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, vented 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-2026-000060069) never changes.

Identity and time

Publication numberOT-2026-000060069 · never reused
Internal UUID01a0ae8a-5a71-7293-9846-c74558d98c7c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060069
StatusPUBLIC

Content hashes

Canonical text9ad7a7edc234dd271bc54917a4af0dd4a2e3f7454e17891b22b34127c9adc27a
Markdown5bb2476564d31a8e5c290bc134996bc5f1ac99aa4dfa0b03b1b0af720dea840d
PDF
Publication pagedbcf3c9b42c99db497eee23f029d83ac18bc1e454c5e9ff3d7ccc9db965c24ff
Manifestc15564359b08b5fb3720c2a245e091cb678eaa7eace0ede1b483b177e09508ef

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
SignatureTfDI3ZrDOJhb1r9VCsjAdWvgTuGZtKe27LrtMiXHhJenNr6N/S3vEReFrVuoR/QocS+Xegl37qKbjxAoLKNbBw==
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

2026-09-17T10:43:42.059437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060069
observed dbcf3c9b42c99db497eee23f029d83ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:42.041799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060069/manifest.json
observed c15564359b08b5fb3720c2a245e091cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:42.022176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060069/publication.md
observed 5bb2476564d31a8e5c290bc134996bc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:42.002546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060069/publication.txt
observed 9ad7a7edc234dd271bc54917a4af0dd4...
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.