OpenTechnical

OT-2026-000016597

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000016597) never changes.

Identity and time

Publication numberOT-2026-000016597 · never reused
Internal UUID01a0ae6e-2d14-7cb6-940a-1a7de5bb073d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016597
StatusPUBLIC

Content hashes

Canonical text61341f9322d3598c747040181b7151e0828f02a790acf1c846289556a24b60be
Markdown8992b416b0f4efb095607285a12d524a53d57414a4e67444ca92cc919a738862
PDF
Publication page463cb8dd000cea2896e21f0a9d9d70b2055352876fa39e0befb92fe1a29fc84f
Manifestb386cdc54a1cdf6e4d7974d79e8a2c2a0464dc02324fc41196d070c19c7ea6e1

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
SignaturepJOBeAmpvecK1kRJE/rKVXGPnOdlU7R/5IIMG+Kf3YytJ/nT43GNnKdDtrI/gruBA+vfQD4THV/5UPa+DYwaDw==
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

2026-09-17T12:04:50.189610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016597
observed 463cb8dd000cea2896e21f0a9d9d70b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:50.171603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016597/manifest.json
observed b386cdc54a1cdf6e4d7974d79e8a2c2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:50.152550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016597/publication.md
observed 8992b416b0f4efb095607285a12d524a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:50.132439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016597/publication.txt
observed 61341f9322d3598c747040181b7151e0...
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.