OpenTechnical

OT-2026-000057209

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, vented 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-2026-000057209) never changes.

Identity and time

Publication numberOT-2026-000057209 · never reused
Internal UUID01a0ae87-d5bb-7315-b6bf-ad6c8d8a3157 · 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-2026-000057209
StatusPUBLIC

Content hashes

Canonical text0d837bd0e3c7bd556af00294e7c1b92cefb8abd1accd74908245a6a5397dfb92
Markdown47292f1fcc6b832f3d50004ac681f87425ff004967b98255ce5876b9b20a9095
PDF
Publication page0e286ec2d8fd175a88ad5d924ebe8e17a9525c2db81171b21cb6a5ff5f382b7d
Manifestcbe2f02adf7657c1d64ab1cbc307fdab82df78c8da0c3a52cff1c7a8419f80b7

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
Signaturer4WXEZpWbMiMsWjn7M4HwGXlvSoscP2gSy1CcInH3OIxlJBi4nH7fp0aN8bk8EBiXfpbsYFZI+Ty5EEPz7+sCw==
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

2026-09-17T10:50:15.591774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057209
observed 0e286ec2d8fd175a88ad5d924ebe8e17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:15.571724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057209/manifest.json
observed cbe2f02adf7657c1d64ab1cbc307fdab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:15.552497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057209/publication.md
observed 47292f1fcc6b832f3d50004ac681f874...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:15.533023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057209/publication.txt
observed 0d837bd0e3c7bd556af00294e7c1b92c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:21.306177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057209
observed 0e286ec2d8fd175a88ad5d924ebe8e17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:21.286575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057209/manifest.json
observed cbe2f02adf7657c1d64ab1cbc307fdab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:21.268300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057209/publication.md
observed 47292f1fcc6b832f3d50004ac681f874...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:21.249343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057209/publication.txt
observed 0d837bd0e3c7bd556af00294e7c1b92c...
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.