OpenTechnical

OT-2026-000032537

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, pulsed blow-off after 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-2026-000032537) never changes.

Identity and time

Publication numberOT-2026-000032537 · never reused
Internal UUID01a0ae75-106f-76f4-8f43-e0f9c1fc2a1d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032537
StatusPUBLIC

Content hashes

Canonical texta710395945c13bec93e9328766f79e47fee0a8330697539110f5b60fe08a0e91
Markdown8c3bac2b6979acaba9919ba7625312b843064be8f947114b8cd642410cfc5e50
PDF
Publication paged352485dfca4e108a08c055f2bfd80cf182d449f7c860b8096f64a12205607a5
Manifest446a276fdf5dd39146e569eec521d8a135443872577105a45c1b1939adc77c1a

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
SignatureITbrpBwF1Dn2udKoz8Uqs902nMsNWi2N5OLh4UOXfSiUBO3vsHeUOfdaNYCgaL3BakDzCUkcHi49NwiaME58BQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:34:05.986042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032537
observed d352485dfca4e108a08c055f2bfd80cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:05.966488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032537/manifest.json
observed 446a276fdf5dd39146e569eec521d8a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:05.949198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032537/publication.md
observed 8c3bac2b6979acaba9919ba7625312b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:05.929612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032537/publication.txt
observed a710395945c13bec93e9328766f79e47...
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.