OpenTechnical

OT-2026-000057179

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-2026-000057179) never changes.

Identity and time

Publication numberOT-2026-000057179 · never reused
Internal UUID01a0ae87-d5ba-7dcd-80d6-8af59b8545c8 · 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-2026-000057179
StatusPUBLIC

Content hashes

Canonical text92fd1a190fe531f8efc89277c356e2dfb00767b38557bce025f2304e363a3a5b
Markdownf5cb092ecd8adee9aa162865c4295cb5b5b65894576d4686cdc4a1b5fee3e1f0
PDF
Publication page069f6d3e218468d75d45c3a622f3b6a68647333ae9fcad2510f6db78170540f8
Manifestd60dfa4ca0879d222dd5f02f1f6e8914bab4d6c41c392bd25efddb838d4578e1

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
Signaturet+Q43Kp3bFtS2B2a94zDAPRn7TV8fyhXQ05VSoJ8wSpXl4i5gtr81yq7kTfgAohu0FiaFOXspiyY7+lKVkgeBw==
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

2026-09-17T10:50:11.685494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057179
observed 069f6d3e218468d75d45c3a622f3b6a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:11.666022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057179/manifest.json
observed d60dfa4ca0879d222dd5f02f1f6e8914...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:11.647932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057179/publication.md
observed f5cb092ecd8adee9aa162865c4295cb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:11.630775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057179/publication.txt
observed 92fd1a190fe531f8efc89277c356e2df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:18.975584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057179
observed 069f6d3e218468d75d45c3a622f3b6a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:18.957722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057179/manifest.json
observed d60dfa4ca0879d222dd5f02f1f6e8914...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:18.940146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057179/publication.md
observed f5cb092ecd8adee9aa162865c4295cb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:18.923680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057179/publication.txt
observed 92fd1a190fe531f8efc89277c356e2df...
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.