OpenTechnical

OT-2026-000050532

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-2026-000050532) never changes.

Identity and time

Publication numberOT-2026-000050532 · never reused
Internal UUID01a0ae82-5c49-792e-b724-d7a9a12070a0 · 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-2026-000050532
StatusPUBLIC

Content hashes

Canonical text7de29413ab3c7c434a41528dbb65a8de104c4e4e14a55aff3b7d71844acd5634
Markdown84fa89ea37ed39ba300eb3f935d08506270cfeb8d01913cbae96c435153cdc00
PDF
Publication page505b47b2dc336358e7f935d416c1e6963157e99eaa84cd419a845f59b058d369
Manifest99e7a71ef1345a92068cd3031e3d5332b541bba41204f3e8621d3e2a162fb392

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
Signature8jFCitVWynu3QUv81B00X9Aw48QyKdI4e+yjhOZ0NFftCdI6ytvHu3sCBEGjxdkFrP2npXIzjIZiGFWd2Ad5Cw==
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

2026-09-17T11:01:37.647803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050532
observed 505b47b2dc336358e7f935d416c1e696...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:37.632166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050532/manifest.json
observed 99e7a71ef1345a92068cd3031e3d5332...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:37.616698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050532/publication.md
observed 84fa89ea37ed39ba300eb3f935d08506...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:37.599366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050532/publication.txt
observed 7de29413ab3c7c434a41528dbb65a8de...
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.