OpenTechnical

OT-2026-000093350

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, pump fed, 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-2026-000093350) never changes.

Identity and time

Publication numberOT-2026-000093350 · never reused
Internal UUID01a0ae9e-0912-7827-8508-c766125b5722 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093350
StatusPUBLIC

Content hashes

Canonical textfb1c4ad057c4a502da437df655af1c19ad7a3b02516715f0424d16775d96f448
Markdown22a4fdf4f076dc90245929d5217001bd1a0f43dc401f6af50976fdb197734c97
PDF
Publication page26dbba6bc8e919748f0f760a065198c6194403536bd1637df9529f4b45d2b579
Manifest63606d2f553e22c90d18e0c3c711bd95b0cfac78b2cabe5215f5e55531375c7b

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
SignaturewZMkPrdCSwY5ORI3L+Qg7gMFiFDNWlSAEMdR2G2tffsToUwBtydvy5ZDCZSGsEINYJ6ZurT3PGn1e4JDSFSoBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:40:44.331084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093350
observed 26dbba6bc8e919748f0f760a065198c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:44.311141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093350/manifest.json
observed 63606d2f553e22c90d18e0c3c711bd95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:44.292900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093350/publication.md
observed 22a4fdf4f076dc90245929d5217001bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:44.273484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093350/publication.txt
observed fb1c4ad057c4a502da437df655af1c19...
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.