OpenTechnical

OT-2026-000026200

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000026200) never changes.

Identity and time

Publication numberOT-2026-000026200 · never reused
Internal UUID01a0ae71-a841-7dba-86d9-0da18f1d405a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026200
StatusPUBLIC

Content hashes

Canonical textbeae7cd15dc5927c392dc897294dd4b5c29d621b5e3eed0e34d1d1906da84df9
Markdown8245b449ebfba4eec68e24310de2997565bba2e52c978cf3fa6d44d56b0a1512
PDF
Publication page3261f14aab32909f11eefb29f01a4208dc2f390990f18221128a10e9cb6b0c69
Manifest0b8efd61cbbb95e4ed68cc7aa9ebaff8250e9adfe7bb026e3f1c14cf4fafecd4

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
Signaturej/qiTkKdIYdZ6/ejJxXSCPNgTsNjqn/ShBOAyfIUypBBiwFKpaplJ2UR/tg38EanxnjPwNgks17qV173xlILAQ==
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

2026-09-17T11:46:43.057982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026200
observed 3261f14aab32909f11eefb29f01a4208...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:43.039850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026200/manifest.json
observed 0b8efd61cbbb95e4ed68cc7aa9ebaff8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:43.021369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026200/publication.md
observed 8245b449ebfba4eec68e24310de29975...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:43.000457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026200/publication.txt
observed beae7cd15dc5927c392dc897294dd4b5...
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.