OpenTechnical

OT-2026-000059606

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, plant vacuum 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-2026-000059606) never changes.

Identity and time

Publication numberOT-2026-000059606 · never reused
Internal UUID01a0ae89-ec24-7877-b7cb-0b96b78983fd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059606
StatusPUBLIC

Content hashes

Canonical texte621789e9d3a65dc75f12417794bf15a55d3c45c874bc4b3f06118d0e351fce7
Markdownfe9363761e644b8d96537d3d5335f5da56196a4e33ac50bda069e0289cdd3686
PDF
Publication page0035aa849dc908f70bc74106c97fd6301e01308b79838d239003fed4a3e6ebad
Manifestbf221417b4beb8801c6ec00c104ad725a462453d245da4973e8ae973834d70aa

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
SignatureTu6kNofB2IrFH79Q+gkdaGcfB2vV0KPzCcNvah5AsCXYdmmnsF2BLo1MdWxte4BaW/v5a2GDtYFaUqegHKmNBA==
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

2026-09-17T10:44:15.639699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059606
observed 0035aa849dc908f70bc74106c97fd630...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:15.620468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059606/manifest.json
observed bf221417b4beb8801c6ec00c104ad725...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:15.602773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059606/publication.md
observed fe9363761e644b8d96537d3d5335f5da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:15.586262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059606/publication.txt
observed e621789e9d3a65dc75f12417794bf15a...
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.