OpenTechnical

OT-2026-000013465

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, 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-2026-000013465) never changes.

Identity and time

Publication numberOT-2026-000013465 · never reused
Internal UUID01a0ae6d-6fca-7fe8-8460-cea368342bfc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:22.837188Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013465
StatusPUBLIC

Content hashes

Canonical texted2ea4aa30591f5d204933d31742c33f1576280fa97e114851bc5cafcc2cfc8f
Markdown27ddd0164ba8dbe262c3dc7faa9898f6bc37bc538436ce9dbf4da17fa9c7fd3a
PDF
Publication page6d551e0e86978c6da42a2934a8bfade8b5d4957910012b1ee113be7e30a166e0
Manifest909b00e44c70e44cdc61768dbf46245cd9faf25d5cbf230352b574055348d395

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
SignaturebZupZz58upopAS+44QSrXETjtslbBhOdNkwNGo1dmX6g0ewg1Yao2KPD6ekUmOqtXHinilxt7P31rIaoSOL4CQ==
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

2026-09-17T12:09:57.787620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013465
observed 6d551e0e86978c6da42a2934a8bfade8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:57.766886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013465/manifest.json
observed 909b00e44c70e44cdc61768dbf46245c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:57.748901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013465/publication.md
observed 27ddd0164ba8dbe262c3dc7faa9898f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:57.730235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013465/publication.txt
observed ed2ea4aa30591f5d204933d31742c33f...
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.