OpenTechnical

OT-2026-000050126

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000050126) never changes.

Identity and time

Publication numberOT-2026-000050126 · never reused
Internal UUID01a0ae81-fd79-779b-bb12-24494d60a7d2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:49.774136Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050126
StatusPUBLIC

Content hashes

Canonical text4a0cf9642813fe8b1653f014ce6e59ac380fb567ffd8fb4b9e7004a3d96ceef6
Markdown4e4a86c83d7828ae3a54a30b8eb7cf2e5cc8089472b62a2d73c3419b0efd5b31
PDF
Publication page9572dc26a91f37eaf17119bd576a553da5388777d2242d67c61bd5b35c3ebf61
Manifestcba6adddb863bf14732fbc91747dc56fc07288d7123372e685fcb48522d0b9f7

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
SignatureATRkWhk+qZqO0lTBHLGMkgSwqRJQ29XOzQbMzQFG9GoxLOpnCNaZ2coBLjVK7fY1kERuXv3MuLdw27fiFKYNDA==
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

2026-09-17T11:02:08.013497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050126
observed 9572dc26a91f37eaf17119bd576a553d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:07.995179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050126/manifest.json
observed cba6adddb863bf14732fbc91747dc56f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:07.976693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050126/publication.md
observed 4e4a86c83d7828ae3a54a30b8eb7cf2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:07.957944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050126/publication.txt
observed 4a0cf9642813fe8b1653f014ce6e59ac...
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.