OpenTechnical

OT-2026-000094999

Publication integrity record

Two bellows cup vacuum gripper, two zone face, plant vacuum fed, pressure sensor per zone, sustained blow-off before 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-2026-000094999) never changes.

Identity and time

Publication numberOT-2026-000094999 · never reused
Internal UUID01a0ae9f-2df0-7137-8362-a5179ba7b9d0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094999
StatusPUBLIC

Content hashes

Canonical text1d0d5eea522c96c08bfed50f6e4d8ae96a765fd1d8c52cdcc71c50779e781ec2
Markdownccbef6cd008e9b95127fae5961933a18f7bea34033ae1d1ac0ec78743d4549df
PDF
Publication page769ef275517699e892d6cb653ed9db0407fe493234ea9d11ef5c6a3305868008
Manifest5529a58190d9f55af72a3b981cb93c62036c76ff2e96afa30fcaf74b397da47b

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
Signature4D3cyoTnlSuF1I2Wbj26xJXNp4myI2yzSpFUN55nwXz9mxSsWhcS3n7XZkW17V06+h5+0YM3j5uL5/L9WJx3Ag==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:33.105319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094999
observed 769ef275517699e892d6cb653ed9db04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:33.088415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094999/manifest.json
observed 5529a58190d9f55af72a3b981cb93c62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:33.070227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094999/publication.md
observed ccbef6cd008e9b95127fae5961933a18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:33.052538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094999/publication.txt
observed 1d0d5eea522c96c08bfed50f6e4d8ae9...
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.