OpenTechnical

OT-2026-000010327

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump 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-2026-000010327) never changes.

Identity and time

Publication numberOT-2026-000010327 · never reused
Internal UUID01a0ae6c-0ee5-7f1a-bfd1-0547c882773d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010327
StatusPUBLIC

Content hashes

Canonical text25bc9050cdba7f7ea90caf2257e2f2fe3d027c14f28f141c60d1455946c3a136
Markdown0081e7f80afbb7900c5305202c5fd9a39b90002b387447a11d5e66a67a54795a
PDF
Publication page7d141a3bd15c1332fa1c0962b3a8d069b80ccacb68bee1c9620e36cd17bb657e
Manifest16d53c3344c2121403ad7a69567f37bbbe5f220f41091452951ff08bd03f4387

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
SignatureZ4ZP1kfYqg2YlcfrQAFPxzEJFvs6Nsvg8/MofKMP6EzX17u4AbLL+Nauk9BLhfz61B84u+4nGhFY2yS/kDdYCg==
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

2026-09-17T12:14:20.733606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010327
observed 7d141a3bd15c1332fa1c0962b3a8d069...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:20.711101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010327/manifest.json
observed 16d53c3344c2121403ad7a69567f37bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:20.691089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010327/publication.md
observed 0081e7f80afbb7900c5305202c5fd9a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:20.670130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010327/publication.txt
observed 25bc9050cdba7f7ea90caf2257e2f2fe...
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.