OpenTechnical

OT-2026-000060739

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off before set-down

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-2026-000060739) never changes.

Identity and time

Publication numberOT-2026-000060739 · never reused
Internal UUID01a0ae8a-b7ce-79df-923a-8278fa8258f1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060739
StatusPUBLIC

Content hashes

Canonical texte774411f66b7d6ef82c3ba1903f56bb57e5ff9d2d8bb5da0cf840c55dff28100
Markdown5e6192c5940bcceff55c460bc05d00edab1149cb57ad9dd0cf6d050e5962d5ea
PDF
Publication page2541e90f3d7804b353f24be2624e1a97590d6a418178a885c5968cf81562e7e2
Manifest3935165336328f99b2ee054e12cc0a0fa80925be380d228ca5907c7e98988335

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
SignatureWg5/3FeUrUq8ygUdb0QjLzr9YrAFkscObuIfJmZujg4eKypr4gX/McX41rhYF6DLfEAIFjMXrPDl4pXGDO5vBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:28.427135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060739
observed 2541e90f3d7804b353f24be2624e1a97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:28.410284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060739/manifest.json
observed 3935165336328f99b2ee054e12cc0a0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:28.394561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060739/publication.md
observed 5e6192c5940bcceff55c460bc05d00ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:28.379765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060739/publication.txt
observed e774411f66b7d6ef82c3ba1903f56bb5...
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.