OpenTechnical

OT-2026-000057623

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, supply line 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-2026-000057623) never changes.

Identity and time

Publication numberOT-2026-000057623 · never reused
Internal UUID01a0ae88-2694-7491-b655-f122e3af2687 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:33.513637Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057623
StatusPUBLIC

Content hashes

Canonical text22674acb767361237ea10d66b629fce2fe34808e2d22c5db01b808ee3f0b0992
Markdownc9173b4abcffacc34e28fc2dcb22e6fcf6932c5d30a70ebbe59f4f9eee5a8198
PDF
Publication page429d271c51bda654f4c6451b226d0a79631810c76165f49cc601632de04a90ac
Manifest9b280baf620e8044bb3bc5c45c19a4aa501d9dfb678eadf1b05e8fecd832b0cf

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
SignaturebI+GecqAF01Y0Hhynm0eVChOfQj7o1ZbPtTZ5DgB4xkkBI/i97m9McCgXB6SXUiEalJTy1ScE5rVx8nBEoMZDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:48:10.942845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057623
observed 429d271c51bda654f4c6451b226d0a79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:10.922965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057623/manifest.json
observed 9b280baf620e8044bb3bc5c45c19a4aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:10.903296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057623/publication.md
observed c9173b4abcffacc34e28fc2dcb22e6fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:10.883637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057623/publication.txt
observed 22674acb767361237ea10d66b629fce2...
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.