OpenTechnical

OT-2026-000027485

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, sustained 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-2026-000027485) never changes.

Identity and time

Publication numberOT-2026-000027485 · never reused
Internal UUID01a0ae72-6998-7abe-bb13-fdd7ab19346a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027485
StatusPUBLIC

Content hashes

Canonical textb30a9533be5892c85fde8a75f5f2f6a409b0e2616bbdd255e7c2f659e44f1aa0
Markdown30374397191f69fbfd6f6d780fff9dbdb1c73e462378e51ef2d127d19a9e4670
PDF
Publication pagec690f00b7d28acf3c2eac121341b8d1291a0261b1dbfd96593db7785711b3fbc
Manifestd6bc5552f34489d275895faba865114e2bc93e297e3aa20d467601390ede3dc4

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
SignatureCHgz4uXbnNyTMCwkvAY7EbkDndW6PuSmAN92SqAs3xgw7s0uKc4ui5afpvNMw35tC5OntwtnVSTgE+TSXGmPAQ==
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

2026-09-17T11:42:57.006828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027485
observed c690f00b7d28acf3c2eac121341b8d12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:56.988107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027485/manifest.json
observed d6bc5552f34489d275895faba865114e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:56.971226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027485/publication.md
observed 30374397191f69fbfd6f6d780fff9dbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:56.947215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027485/publication.txt
observed b30a9533be5892c85fde8a75f5f2f6a4...
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.