OpenTechnical

OT-2026-000083706

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000083706) never changes.

Identity and time

Publication numberOT-2026-000083706 · never reused
Internal UUID01a0ae98-0417-74e5-9af8-d4f4e9fa8e44 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083706
StatusPUBLIC

Content hashes

Canonical textf286e29cc620c9aa3de6c6e769683d72727dd594b28dd13564539626e57669ae
Markdown686351830df3dcce73b10e89b170fcd9960e80bcbd59d3f202871256ffd1833d
PDF
Publication pagedc8baaa4c1e596ea18cad958cd5247bc969f2bc24cd7f8baea7936d241a58a48
Manifestba13fb06f866da630a8994a9898cddfa1d02118ba6e3752fbde363b34421c8cc

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
SignatureNd4Dc/9Go9LBZNHF6JLUIWCOUw97ASBCiUdyNVLO7u1nofoRWog4jsqWZ21kWiJi0dEiddUt2k+cDJ2pbnE0CA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:57:20.126632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083706
observed dc8baaa4c1e596ea18cad958cd5247bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:20.110879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083706/manifest.json
observed ba13fb06f866da630a8994a9898cddfa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:20.094693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083706/publication.md
observed 686351830df3dcce73b10e89b170fcd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:20.079274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083706/publication.txt
observed f286e29cc620c9aa3de6c6e769683d72...
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.