OpenTechnical

OT-2026-000096693

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, pump 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-2026-000096693) never changes.

Identity and time

Publication numberOT-2026-000096693 · never reused
Internal UUID01a0aea0-a4ab-7852-b8c0-2b231dd8d24c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096693
StatusPUBLIC

Content hashes

Canonical text4e969e5e03393aa54785058c1f943bfd135e38559240c096ca1699758f2ea5d6
Markdownf88175176d36d180eca576917dd7166164fdc15127055cc75f6aacca7ab6b024
PDF
Publication page4ab3d1a57b0211f063f34a28d887fb9c8c25d81d6533395135463da28b79ccea
Manifest9e4e65c804a50925f44d22a1103d6c244122f551705e7dc1ec4236b120fc4e13

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
SignaturemUkyxlp2Uo8YAGYZFKwpEIfQ1/+EYdJVb2dRXubb7ZGz4kj+jDV8IsfK/BCPpgg6FMkjE2L819/pY0xpJvwxBQ==
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

2026-09-17T09:34:14.801219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096693
observed 4ab3d1a57b0211f063f34a28d887fb9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:14.781718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096693/manifest.json
observed 9e4e65c804a50925f44d22a1103d6c24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:14.762765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096693/publication.md
observed f88175176d36d180eca576917dd71661...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:14.745286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096693/publication.txt
observed 4e969e5e03393aa54785058c1f943bfd...
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.