OpenTechnical

OT-2026-000094413

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, pump fed, manifold pressure sensor, 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-2026-000094413) never changes.

Identity and time

Publication numberOT-2026-000094413 · never reused
Internal UUID01a0ae9e-f4e7-7d22-86ca-71765be8a585 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094413
StatusPUBLIC

Content hashes

Canonical texta35fded33f46838b889408402fccc854715d1535c44a184f980dab0197d0c881
Markdowne8415acd30d4dc4e2779b6e5fbe414b280476d257323a99184f470041f375662
PDF
Publication page22eebac3e7c11aca0730b45d4e2001f8a316ef0f3242aa0f4d1579f15f7faafa
Manifest072b9c9648b11174597e20ab7943d8582c20c87dc3796e5640ad5ddf0ef22bff

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
SignatureC69QggXOy0I2IbDcf94n9gc0lWB+iPbKpo+a97xEET2GTga6yMp+S64E/E9egv67pGtUfolaFqKMZYzE0WMXAg==
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

2026-09-17T09:37:49.481517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094413
observed 22eebac3e7c11aca0730b45d4e2001f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:49.464488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094413/manifest.json
observed 072b9c9648b11174597e20ab7943d858...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:49.446194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094413/publication.md
observed e8415acd30d4dc4e2779b6e5fbe414b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:49.429233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094413/publication.txt
observed a35fded33f46838b889408402fccc854...
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.