OpenTechnical

OT-2026-000059356

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, 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-2026-000059356) never changes.

Identity and time

Publication numberOT-2026-000059356 · never reused
Internal UUID01a0ae89-8615-7bce-bd1d-f1ace1a1466f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059356
StatusPUBLIC

Content hashes

Canonical textb0904b3f9ad8193033046aac9fe25822ca6f8cb83067c0cd1becb0316ada0c87
Markdown1c2993cdd91761d77883eb82c7ab2ef8d64378a46d98085c7c88933309328e48
PDF
Publication pageb2c8d2eaf22c7a426dffb331bbe6c689a4185ad620cd51839be4dff59c1aa509
Manifestfc3cdef59d45ccf71f98c922359dee79e233d76f754c05a1fd5b20bc3583799d

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
SignaturexQbeqDNudXbCt1X8FPGxzS7ytNwQfO5RQ/d2bJ4DeSW/xQqZr4FVd4zWI6uSF90IGu7+QYrFvxx2Na1AS9ztBw==
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

2026-09-17T10:46:01.068926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059356
observed b2c8d2eaf22c7a426dffb331bbe6c689...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:01.051482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059356/manifest.json
observed fc3cdef59d45ccf71f98c922359dee79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:01.035121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059356/publication.md
observed 1c2993cdd91761d77883eb82c7ab2ef8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:01.015349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059356/publication.txt
observed b0904b3f9ad8193033046aac9fe25822...
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.