OpenTechnical

OT-2026-000019292

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two 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-2026-000019292) never changes.

Identity and time

Publication numberOT-2026-000019292 · never reused
Internal UUID01a0ae6e-f392-702a-8974-433463c5b911 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:02.050431Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019292
StatusPUBLIC

Content hashes

Canonical text01d134c966f5fd982c9c6e61f575d0e95d2f0a05b1aa4f90ae90c1b5056ad04c
Markdown8bdbe689028accfd7308135d083358393080a6c8cbfd9e840fcf529ce51e6b3d
PDF
Publication pageea1a1c4073e26be6722919e5f3023fca9e4781b265d4579634a8d20a37a2e282
Manifest1d45308750ab40390e624f47a136e2f2aaab4f8fcd644568b8a65b536659c446

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
Signature9t0JUf7pPrUXyBW1w9PbLonIsJoP5TByZqz/UqCAlv9GuBfHK4VfXik6IUroNVnWpiSPMwlL/DbFYp2eUrG2Dw==
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

2026-09-17T11:58:38.789639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019292
observed ea1a1c4073e26be6722919e5f3023fca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:38.771671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019292/manifest.json
observed 1d45308750ab40390e624f47a136e2f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:38.753554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019292/publication.md
observed 8bdbe689028accfd7308135d08335839...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:38.735390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019292/publication.txt
observed 01d134c966f5fd982c9c6e61f575d0e9...
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.