OpenTechnical

OT-2026-000050544

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000050544) never changes.

Identity and time

Publication numberOT-2026-000050544 · never reused
Internal UUID01a0ae82-5c49-7d4e-9a8e-ceab8deb6d8f · 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-2026-000050544
StatusPUBLIC

Content hashes

Canonical text5e1b9b5005e61e3af245b59d7630e0397098d98a86ef4c54cb4e3727f2f31c38
Markdownf8e480c5859cf0eb8886161ee590fa67901cb2e06972ac8701739fa57b2c7d2f
PDF
Publication page42fb9fef4c5e2a4b72863b6a289e8b7644598a3cc831e1803c9946d20f59d53d
Manifestf27351246479a5d28ce9cbecc925af1b7d613b4310ad4c6aa20b49cefdd06458

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
SignatureZ6/UuQJJ74Jyq8QIuoWZgWvY5W+Q01b7waTg2t/XLQTZ9S4kdPBBhWXiABpHnFIWoOVg/XyieodDTziTPOnECA==
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

2026-09-17T11:01:38.474580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050544
observed 42fb9fef4c5e2a4b72863b6a289e8b76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:38.458250ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050544/manifest.json
observed f27351246479a5d28ce9cbecc925af1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:38.441940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050544/publication.md
observed f8e480c5859cf0eb8886161ee590fa67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:38.423646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050544/publication.txt
observed 5e1b9b5005e61e3af245b59d7630e039...
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.