OpenTechnical

OT-2026-000055645

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, supply line 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-2026-000055645) never changes.

Identity and time

Publication numberOT-2026-000055645 · never reused
Internal UUID01a0ae86-a103-7007-843e-f348c9b65749 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055645
StatusPUBLIC

Content hashes

Canonical text98a2f8d10838e4dff3b634850d0d49f4edbe4304eec529507cf08221f33fc155
Markdown8adc59d7e60bfe6909b130f849bc4c2f2691ad017fd8bbc5ffa6838b3ceff414
PDF
Publication pagec410c169c23992ef232ec5a4d121e04be36b7fbf9fb6ea06f697d7ae632d3d9b
Manifesteab49f667e75f46b3e1a369408efbd8a8e9f9a6e9b66b7df88afd4dc87b1294f

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
SignatureHGrFPeKXYZ1ZzeT1tCg2WudIw3bxl/ZcFzY6DS/CTMrIeZdJIDKrICg+gsHe/3TdG5+QKAqSfTJSE08phImwDw==
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

2026-09-17T10:52:53.965102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055645
observed c410c169c23992ef232ec5a4d121e04b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:53.947041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055645/manifest.json
observed eab49f667e75f46b3e1a369408efbd8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:53.928976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055645/publication.md
observed 8adc59d7e60bfe6909b130f849bc4c2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:53.912186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055645/publication.txt
observed 98a2f8d10838e4dff3b634850d0d49f4...
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.