OpenTechnical

OT-2026-000057079

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three 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-2026-000057079) never changes.

Identity and time

Publication numberOT-2026-000057079 · never reused
Internal UUID01a0ae87-d5b7-7d7d-be20-4d4e9b00c761 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057079
StatusPUBLIC

Content hashes

Canonical text56b3cd9c76ea05ac664f0a0fd867cd1e53d34ee77990f826453a0501ec4e0421
Markdownf3ea7d167076fe3eca00d81c26f4d13e4727141ad57b643ad5a1b2f3ef38c59c
PDF
Publication page88d4ba60f096fc7c241e4c3b31b47c253aa9a140543007dd806479e3949676ac
Manifestf01647594d79600f58218ca67e6b2b40077aacca840fb16f19adc41398c694c2

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
SignatureQ9X/m7u1miZldIiXx9wKBef8hntU4A/Ca+078SL11Mw7QMPojXYiCmwDQ4nVuM1ylfXNHYezIvn3AG0wFPgFAA==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:48:34.442398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057079
observed 88d4ba60f096fc7c241e4c3b31b47c25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:34.414857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057079/manifest.json
observed f01647594d79600f58218ca67e6b2b40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:34.398141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057079/publication.md
observed f3ea7d167076fe3eca00d81c26f4d13e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:34.382531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057079/publication.txt
observed 56b3cd9c76ea05ac664f0a0fd867cd1e...
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.