OpenTechnical

OT-2026-000054496

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed 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-2026-000054496) never changes.

Identity and time

Publication numberOT-2026-000054496 · never reused
Internal UUID01a0ae86-1283-7846-b4eb-e8acdddb3a0e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054496
StatusPUBLIC

Content hashes

Canonical textf86943c08db864a623c8e9e9c1119f462afb34ffca271524c8d1c0377e9d393f
Markdown9069104aa93c3403093d9311612fd8e0e8c880ff66dff129713181476c8c0c4a
PDF
Publication page5bd83271199033d697c2c597c7f4be5724e0e4b1942a34c3e7deb16c6082b079
Manifeste919a9dcf78aa4036328d8386e24b29edfba60d6651a64f59d6ad6b652c30821

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
Signature6j1/1ABasaL4W+iAfj+6scmnqz1PXAZqgr5txe2UcrlCWedv9fJErukUbwnwZbx2w025KiaSbbi5s2KVJWNgCw==
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

2026-09-17T10:53:29.922635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054496
observed 5bd83271199033d697c2c597c7f4be57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:29.904017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054496/manifest.json
observed e919a9dcf78aa4036328d8386e24b29e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:29.885661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054496/publication.md
observed 9069104aa93c3403093d9311612fd8e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:29.866207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054496/publication.txt
observed f86943c08db864a623c8e9e9c1119f46...
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.