OpenTechnical

OT-2026-000040148

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, sustained 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-2026-000040148) never changes.

Identity and time

Publication numberOT-2026-000040148 · never reused
Internal UUID01a0ae79-26fe-77b0-b9a1-6767a867305a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040148
StatusPUBLIC

Content hashes

Canonical textc1bae62d03cb4fa26542c483a6a701c305edee932889c2e54c0d9bb62a4dfc64
Markdownb862035db75db7eb18f9520fddfcdd0998705cb4c5afd01dbbd17160f2b956ba
PDF
Publication page4bd044cec8d92554dd843a047bf1d1d8a03c3577f603d4e418883180a48713e0
Manifeste8588e5af8399bbe57d6d1bff668f8fa751779dd7b11366372d49d211c6c3368

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
SignatureHHx6RWCXSMXMs1j/3cwcLI3le9iQW+mn5hRJ3LPaxZzYSBlNxe5DAAXE7IkOR+J6wcpbMLxNGfKl2AtUvGN6DA==
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

2026-09-17T11:19:01.255875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040148
observed 4bd044cec8d92554dd843a047bf1d1d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:01.240295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040148/manifest.json
observed e8588e5af8399bbe57d6d1bff668f8fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:01.226392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040148/publication.md
observed b862035db75db7eb18f9520fddfcdd09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:01.210957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040148/publication.txt
observed c1bae62d03cb4fa26542c483a6a701c3...
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.