OpenTechnical

OT-2026-000038518

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed 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-2026-000038518) never changes.

Identity and time

Publication numberOT-2026-000038518 · never reused
Internal UUID01a0ae78-2d53-76de-b382-24dd564cf759 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038518
StatusPUBLIC

Content hashes

Canonical text1ae663892af6a8d16f971df7fe5f921ea9f0c79cbaa3c69222cb4e0f9c1132de
Markdown86802bd93ef92ecda4413880ddd7c6b2e624c560e4f03e045847d4d56112802b
PDF
Publication pageeebdfc5942d30ad7f6c1fc7fd432811cb57de4639de5fae62b06d59e69777b1e
Manifest3a31a59f6a7ec49a0f440055ceb64ef8ac95980a6a30ff94561695688ed243a9

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
Signature2BeHS1KEPs7sBjpAUJFXjM65BEKW6JwNeav/GuFCiiSVFSrAKxbsiP/hspO/7brwXn1/admta6Zfyu8UCLAMDA==
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

2026-09-17T11:22:46.313140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038518
observed eebdfc5942d30ad7f6c1fc7fd432811c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:46.295364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038518/manifest.json
observed 3a31a59f6a7ec49a0f440055ceb64ef8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:46.277110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038518/publication.md
observed 86802bd93ef92ecda4413880ddd7c6b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:46.259572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038518/publication.txt
observed 1ae663892af6a8d16f971df7fe5f921e...
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.