OpenTechnical

OT-2026-000008633

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, pulsed 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-2026-000008633) never changes.

Identity and time

Publication numberOT-2026-000008633 · never reused
Internal UUID01a0ae6a-e46b-7d3c-b3ab-516df2a899fa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008633
StatusPUBLIC

Content hashes

Canonical text461c935a9e4d4496630fc134f7489ec14b9313dc5d8244096db872da54b0d93b
Markdown9398c463e3e64cc11f7a09d6d99cbdfa14c163a8a4996ea468239cff92bb0289
PDF
Publication page5868035670d9d59efff58933f1254977f1044f0da4728ddb40fa5c15f1e0aa9c
Manifest7191e1ce2d64d48464523679f803f781d201b3b81dee848f8b799c18586e1b67

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
SignatureIJOXNuzZDw4mgAfUnUtkMOy4iPEWuEnlXD6SzuVHBxyj51+36pMqD0kNlo/uENegzJpwNYBn3Mzrn/uUjuO2BQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:35.980099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008633
observed 5868035670d9d59efff58933f1254977...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:35.961929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008633/manifest.json
observed 7191e1ce2d64d48464523679f803f781...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:35.943869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008633/publication.md
observed 9398c463e3e64cc11f7a09d6d99cbdfa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:35.924798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008633/publication.txt
observed 461c935a9e4d4496630fc134f7489ec1...
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.