OpenTechnical

OT-2026-000023355

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, 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-2026-000023355) never changes.

Identity and time

Publication numberOT-2026-000023355 · never reused
Internal UUID01a0ae70-7268-7894-a8b5-ed3ab1635704 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023355
StatusPUBLIC

Content hashes

Canonical text9a91f81efbd0ad8d2ef05fc6b6f000e3056532e6ddfbd46b71ff63a81977ff05
Markdown6157eba8c72dce47d7ffd6671e50c1c11952f0c4c02d4e62e0203b24344e1c81
PDF
Publication pagea8cb606b2a7a0dd7079151ddfcc723bfcad460b7dbebffef96e1d3f949b38cf7
Manifesta041f4070d030fad08e65a71cd2af859486c4df068efc1009c631590d4cf72b1

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
SignatureMN3ADxLMEJhlZ8kL8p7rJ32T60Ye1liFiRLeeEt3Y9nCzJ/7ZcJO6vcCJZORJift4zp7A/M62jK3fCarD72pDQ==
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

2026-09-17T11:51:27.027055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023355
observed a8cb606b2a7a0dd7079151ddfcc723bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:27.007372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023355/manifest.json
observed a041f4070d030fad08e65a71cd2af859...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:26.989819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023355/publication.md
observed 6157eba8c72dce47d7ffd6671e50c1c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:26.971770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023355/publication.txt
observed 9a91f81efbd0ad8d2ef05fc6b6f000e3...
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.