OpenTechnical

OT-2026-000061192

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000061192) never changes.

Identity and time

Publication numberOT-2026-000061192 · never reused
Internal UUID01a0ae8b-1380-7a5f-9b4c-fd4a2f17776c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061192
StatusPUBLIC

Content hashes

Canonical text92b07ed5912bee8cf19b308110a5fa9fcdb848ea8b469d51e3f9af2be0b0518b
Markdown82eb7a7aac0564b4bc85ed0a21eb4d8964924ddbee2a8b3d1690e918bcd422a5
PDF
Publication page1fe265240df41dc76dad0d7b404e3915aa523246fce9009a137f07074f2c13ec
Manifestac14ee6257da6e43565476520ec47723e0c15b4dcf5edf5ae0acb1b612392f2b

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
SignaturepGcR8PcW+2xmmrA29afrFCGDByR9ymz3w0nHWyHS1t9QdsGqMWX3idCOymEv1kDjzSz+RXxnEDAo9WcFCwh2Dw==
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

2026-09-17T10:42:35.311005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061192
observed 1fe265240df41dc76dad0d7b404e3915...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:35.293891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061192/manifest.json
observed ac14ee6257da6e43565476520ec47723...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:35.276529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061192/publication.md
observed 82eb7a7aac0564b4bc85ed0a21eb4d89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:35.257698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061192/publication.txt
observed 92b07ed5912bee8cf19b308110a5fa9f...
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.