OpenTechnical

OT-2026-000094213

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, manifold 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-2026-000094213) never changes.

Identity and time

Publication numberOT-2026-000094213 · never reused
Internal UUID01a0ae9e-92cc-7300-bd27-a8e1b2b9930d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094213
StatusPUBLIC

Content hashes

Canonical text1f050fbd0d93f3a2e97551c70e736eda62f63290ee0119deb6d49e85c584e8f3
Markdown6dca3029291f1ab1db6eb369d402b68cea27b8148f850b1417a3f7b5eee7f09c
PDF
Publication pagea45aaa046826ff221b8fa6de09b36fdbb7861c66b41c0d53711a6337f75394e9
Manifest0a0b2bfad88ab70099efdd55379988884e99ef2648df723733b638f2d3a94de5

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
Signaturemp8bfg56S5/JRh876M+N5Y08xv8PQH+3SuN8/FgLPamR6ipltBPVeXatCcNF1RQR2WbaziTyVExK8aJ0lXCyAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:38:41.194492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094213
observed a45aaa046826ff221b8fa6de09b36fdb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:41.176104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094213/manifest.json
observed 0a0b2bfad88ab70099efdd5537998888...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:41.157471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094213/publication.md
observed 6dca3029291f1ab1db6eb369d402b68c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:41.140506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094213/publication.txt
observed 1f050fbd0d93f3a2e97551c70e736eda...
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.