OpenTechnical

OT-2026-000058865

Publication integrity record

Three cup vacuum gripper, three outlet manifold, pump fed, 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-2026-000058865) never changes.

Identity and time

Publication numberOT-2026-000058865 · never reused
Internal UUID01a0ae89-479f-7fdb-9acf-ef496c9ad68b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058865
StatusPUBLIC

Content hashes

Canonical text3739148605b514a616e4736fd617c821fb6dec22c36d8966769107867db54e96
Markdown9fcd669dc61df7c04357ccf313c2f953d796118deb4e688b147517e84034cb02
PDF
Publication page711904309b8b3d4f81d400bf99463ee622086d179609565eecdafccf58b7451d
Manifest50cc79717382bbbbe043ea691604e58218ac199445ac897c6c82fc23097e622f

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
SignaturelpzQys8DiqQlgMfIDtpV4yQ73rtIsm2jpD9t090TUvdr57/ONMHWRzdesQtTzBKD2uVZpAmMH8eVYAT695DmBA==
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

2026-09-17T10:46:24.387273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058865
observed 711904309b8b3d4f81d400bf99463ee6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:24.369790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058865/manifest.json
observed 50cc79717382bbbbe043ea691604e582...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:24.353347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058865/publication.md
observed 9fcd669dc61df7c04357ccf313c2f953...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:24.334998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058865/publication.txt
observed 3739148605b514a616e4736fd617c821...
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.