OpenTechnical

OT-2026-000055150

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, 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-2026-000055150) never changes.

Identity and time

Publication numberOT-2026-000055150 · never reused
Internal UUID01a0ae86-5e82-7337-b9d0-132f7d703cb7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055150
StatusPUBLIC

Content hashes

Canonical textab278f7dec753b57077e16cd66831666140b54d3860826e19c914a179afbbf7a
Markdowna81c0465487b7d4ea154c2f2f7fb6812a636a5d790b408cbd8d2e2c46b8471b8
PDF
Publication pageece8fc286597ad187a90859edf5c9726d9508cb3c85dd814786dc792a5e231d1
Manifestfbdeeb97140201e7aec439f69ae2e2dbbab405454db5cbf24ac448c162095963

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
Signature+iL0eT6hZzJ/0Jc9o4UPKliJ/rnfxkbnAdurPezS0YRb335q6Z5rfC/pybBR2TE27+0vn7cow/KfyxeWiMTlAA==
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

2026-09-17T10:53:19.806070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055150
observed ece8fc286597ad187a90859edf5c9726...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:19.785970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055150/manifest.json
observed fbdeeb97140201e7aec439f69ae2e2db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:19.766764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055150/publication.md
observed a81c0465487b7d4ea154c2f2f7fb6812...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:19.748425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055150/publication.txt
observed ab278f7dec753b57077e16cd66831666...
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.