OpenTechnical

OT-2026-000010350

Publication integrity record

Single bellows cup vacuum gripper, plant vacuum 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-2026-000010350) never changes.

Identity and time

Publication numberOT-2026-000010350 · never reused
Internal UUID01a0ae6c-0ee6-74a8-930d-43e71277b6c6 · 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-2026-000010350
StatusPUBLIC

Content hashes

Canonical text606c89995c033c58301bd936120c0017fe6af35079d83144b07fa06698eb6e11
Markdown85259830efc81576ab8468aa4a12b279997714876de946556d116d8f47443ee0
PDF
Publication pagead849ee1ed894c2f6fbfeb60fcba68ca5a2175d1f4f96dd4d4a047ce2db4c96e
Manifest6204d99c06baa08a6fdd5087560ccbeca6c78f9cde49f30cc86ca3620bf6a38d

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
SignaturezIQl8j0xXBddzp7aEJdRNlxss+nwX3GCFVRW8NwJJCau7s8HwUqyfIAgk89Uhn3tFDQe4+s95PfIJFXYEpcYDw==
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

2026-09-17T12:14:17.509560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010350
observed ad849ee1ed894c2f6fbfeb60fcba68ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:17.486864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010350/manifest.json
observed 6204d99c06baa08a6fdd5087560ccbec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:17.430111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010350/publication.md
observed 85259830efc81576ab8468aa4a12b279...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:17.375926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010350/publication.txt
observed 606c89995c033c58301bd936120c0017...
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.