OpenTechnical

OT-2026-000023907

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, pulsed blow-off before 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-2026-000023907) never changes.

Identity and time

Publication numberOT-2026-000023907 · never reused
Internal UUID01a0ae70-aed6-7856-9cc8-7c3e4d02ba73 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023907
StatusPUBLIC

Content hashes

Canonical text1e006c734e807deadacba9afababbb610e21fedb5a9c3161ece0fd95096f0334
Markdown379b7130a54891310d11f20df7b9593323d5de0e1f8949e94446d24961c41a44
PDF
Publication page0463f3a25bb845dcd1008cbda01db0cb6de225892a27d5fdf35cc8d729da814c
Manifesta3fd50d737b282ab223340cb45c2791b33e5a4e67332f0d4f4ef5bd442a51f2a

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
SignaturePR3EOL4Ccok86MYDWF2yp/OgzzpZ/6miMXSSC1RaxIP7F0L4gvpG8jChg3wNrkLQ0IcTvc7dFQuS0ON1epUcBg==
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

2026-09-17T11:50:31.514556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023907
observed 0463f3a25bb845dcd1008cbda01db0cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:31.497855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023907/manifest.json
observed a3fd50d737b282ab223340cb45c2791b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:31.479832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023907/publication.md
observed 379b7130a54891310d11f20df7b95933...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:31.460325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023907/publication.txt
observed 1e006c734e807deadacba9afababbb61...
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.