OpenTechnical

OT-2026-000057596

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, sustained blow-off after 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-2026-000057596) never changes.

Identity and time

Publication numberOT-2026-000057596 · never reused
Internal UUID01a0ae88-2694-7c77-87cc-d90d62ba6ade · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:33.513637Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057596
StatusPUBLIC

Content hashes

Canonical text66178a475fe9340eecab05811d11cd415052aac81da4b3adde27ca96f453b6f1
Markdown331026314eebb84175be5b02fb59cbc2a5574aa13babe4368587fb5bc58ba2a1
PDF
Publication page1a173fcfbec85a030f632eeeaa53282f8607cb337eb79686c942313e3665058e
Manifest0af07e5936f8238879f8dcf09b90a8a43c47ec17d60ee865f8342a7a1255e34c

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
SignaturezchvxAIjbTybDbrskNPTTO4i1VX/hOArE/1cFfju2LFlPFGeNNNtpepaCbFiHTBuTmDUP5LAvAQuVYaH5pM0Dw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:48:08.850797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057596
observed 1a173fcfbec85a030f632eeeaa53282f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:08.831334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057596/manifest.json
observed 0af07e5936f8238879f8dcf09b90a8a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:08.812540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057596/publication.md
observed 331026314eebb84175be5b02fb59cbc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:08.793672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057596/publication.txt
observed 66178a475fe9340eecab05811d11cd41...
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.