OpenTechnical

OT-2026-000058700

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, 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-2026-000058700) never changes.

Identity and time

Publication numberOT-2026-000058700 · never reused
Internal UUID01a0ae88-f39d-7629-90c1-d2388f53f56d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058700
StatusPUBLIC

Content hashes

Canonical textd69c2ff74d77e32acc9b11a35ab2cbfa3156d23e95e5fdd07e901fdad36f94d7
Markdown67b43bd73d9044fd4068f6816ea77b4bd52da09371d0b70606a59e8141d6c2c0
PDF
Publication page223b25a29b8342ef801707374fbd3e90d03748a680d98eef2a209523713c7645
Manifest7c1efe2eaaf1551523486dd4e2642f58d71583c652ef231dc44dcbda204041d6

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
Signature6ZPRd+qFVRI+8mi1inL9lVYIZcWkvkc6xyEeT9f6MIbEMYj3Z/B+DWwi5YKmNl++RJrxAdPQsqtNcF9GeduNDQ==
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

2026-09-17T10:47:13.484404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058700
observed 223b25a29b8342ef801707374fbd3e90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:13.467719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058700/manifest.json
observed 7c1efe2eaaf1551523486dd4e2642f58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:13.450016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058700/publication.md
observed 67b43bd73d9044fd4068f6816ea77b4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:13.433623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058700/publication.txt
observed d69c2ff74d77e32acc9b11a35ab2cbfa...
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.