OpenTechnical

OT-2026-000057175

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, 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-2026-000057175) never changes.

Identity and time

Publication numberOT-2026-000057175 · never reused
Internal UUID01a0ae87-d5ba-76f3-a174-ea75cb3bc613 · 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-2026-000057175
StatusPUBLIC

Content hashes

Canonical text6dcf623bbe565ddd2bad568a64bc997e1d5bc0d7bff34c3cacb8f74dab5e17d4
Markdown64d3787d76ec4cec60a1fde401fafb6e537b8aa6b500efe20328417bfe40814f
PDF
Publication page81b1b7c05b3de8ed34dc0c295cc0f8c3fc5a6672f8cf2a9f2913ff9024f12e67
Manifest226a6cd9a7610170d43acc5c83e3d5dacf3db0a37dd8c261bcc8fce147e08dab

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
SignatureTFNEQDUjo/haFh+BNYcc2tAjJSF+DgUvzpxqr37/7TO9Gla5OUSPcCbNgX1eUgPzuvz3y3b32IBeMWKAduQlAg==
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

2026-09-17T10:50:11.393290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057175
observed 81b1b7c05b3de8ed34dc0c295cc0f8c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:11.374897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057175/manifest.json
observed 226a6cd9a7610170d43acc5c83e3d5da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:11.356245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057175/publication.md
observed 64d3787d76ec4cec60a1fde401fafb6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:11.336826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057175/publication.txt
observed 6dcf623bbe565ddd2bad568a64bc997e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:18.679927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057175
observed 81b1b7c05b3de8ed34dc0c295cc0f8c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:18.662335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057175/manifest.json
observed 226a6cd9a7610170d43acc5c83e3d5da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:18.643567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057175/publication.md
observed 64d3787d76ec4cec60a1fde401fafb6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:18.624609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057175/publication.txt
observed 6dcf623bbe565ddd2bad568a64bc997e...
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.