OpenTechnical

OT-2026-000009937

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, manifold pressure sensor, sustained 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-2026-000009937) never changes.

Identity and time

Publication numberOT-2026-000009937 · never reused
Internal UUID01a0ae6b-cb79-74d8-9445-94f4ebe99086 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009937
StatusPUBLIC

Content hashes

Canonical text71f12975b42e1a911bd41c62c5b080ee03054a1b1730527046057a8fd3987f74
Markdowndb834573a674be856373aff0f6967334ab4db15d13e5bc59b16e3a2eeb108268
PDF
Publication page694cbc94fe9cc961463080d1d3917051bcb6f4eb13a3a147c9b493bdfead6ebc
Manifest09a9374046f6c696f6fb02bda156ed2adcded013a0a126539ae29b7b101fdeb7

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
SignatureKUJMO3GqxYC3sUqxW1v4dHeWp0EVf4drsZVxKXgcDzodrHvcteUKjzUz+WEJvx/gWehpVrAYDV1keguWwV4ADA==
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

2026-09-17T12:15:57.968647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009937
observed 694cbc94fe9cc961463080d1d3917051...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:57.948983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009937/manifest.json
observed 09a9374046f6c696f6fb02bda156ed2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:57.924460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009937/publication.md
observed db834573a674be856373aff0f6967334...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:57.906124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009937/publication.txt
observed 71f12975b42e1a911bd41c62c5b080ee...
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.