OpenTechnical

OT-2026-000060440

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, sustained blow-off after 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-2026-000060440) never changes.

Identity and time

Publication numberOT-2026-000060440 · never reused
Internal UUID01a0ae8a-b7cb-706a-9321-6d787d1f364e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060440
StatusPUBLIC

Content hashes

Canonical text38c262a1666c427bd3b881acbe2b5005d183ea1704647d9456366005c8d1ce08
Markdowne4f0beaff6c11c5c6522d17f0799dcec18ff16160461d335594e6dbc1662c115
PDF
Publication page85fe8a6b1fe363327a5b2fd1f527946a28624ee95d13e9041e101ab4d0f8da2d
Manifestf522a543e0a72cc1ac9a2d02b1977e74ac57ce5a42a863fe500e8c1296737780

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
SignatureR6SXcRWi/tPp3lBECRQMsI7eEJoh5oep3Jjnixfo1bMSY2NJz8kCEXJuAL7LNqh3lAu7oCoGUOIFMkYv7mhjAA==
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

2026-09-17T10:42:55.214756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060440
observed 85fe8a6b1fe363327a5b2fd1f527946a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:55.196482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060440/manifest.json
observed f522a543e0a72cc1ac9a2d02b1977e74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:55.179294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060440/publication.md
observed e4f0beaff6c11c5c6522d17f0799dcec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:55.160863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060440/publication.txt
observed 38c262a1666c427bd3b881acbe2b5005...
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.