OpenTechnical

OT-2026-000026035

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, pulsed 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-2026-000026035) never changes.

Identity and time

Publication numberOT-2026-000026035 · never reused
Internal UUID01a0ae71-a840-7d61-907d-8d7a550272f7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026035
StatusPUBLIC

Content hashes

Canonical text0afd15d1d0fd15094dd8682e2635893efe235ad39920701d12c66cfffce27e57
Markdown03a70d57e43656a3e6720bcd7c729aba95be0c0eb58b86edc4151500fd78012d
PDF
Publication pageb7a34e49be43fbe0be18705e83ecdc9268981378524daa4ee5a1bd85a72dacfb
Manifest9c36e5005613ad915d00841d6ff28bf940b847c88fb3485f38d4a3cf8121ab9c

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
Signatureqi8JJGgCfmN/S5rHay2nM7InKloyZozdZDA088TfbbdAlHwC5zm7NXZZSiVVT8dDqPIacoa0nKvIGfCLShG4Bg==
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

2026-09-17T11:46:25.343103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026035
observed b7a34e49be43fbe0be18705e83ecdc92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:25.326163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026035/manifest.json
observed 9c36e5005613ad915d00841d6ff28bf9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:25.308315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026035/publication.md
observed 03a70d57e43656a3e6720bcd7c729aba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:25.291791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026035/publication.txt
observed 0afd15d1d0fd15094dd8682e2635893e...
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.