OpenTechnical

OT-2026-000016847

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, pump fed, pulsed blow-off 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-2026-000016847) never changes.

Identity and time

Publication numberOT-2026-000016847 · never reused
Internal UUID01a0ae6e-5919-705d-89d4-650c2b30acbb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016847
StatusPUBLIC

Content hashes

Canonical text62fb237d79a7d1aad01fc89351d7d3386c0c90aca841be7d0b78c6c05a636c5c
Markdowna7368cab67de3348ee1f82955a48d9ce46ea666199a40d19d834d068ef30bfe0
PDF
Publication page701dc9073389fb2c8211bfa7dad382619d8dc3698b8f456c57728197dbc3249f
Manifest8552fcc609d3002d603559dcd028466ece8483007787b88e02e4e156d1a1042d

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
SignatureeGQQOsn1nusMpoDeL0B23e38ZjVpAz/PSv8UqzJEyY04cjgzOpx4Gw+VXQPAtjDpWQxo1Ggf95OPOOho5TMHBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:03:06.607237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016847
observed 701dc9073389fb2c8211bfa7dad38261...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:06.588336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016847/manifest.json
observed 8552fcc609d3002d603559dcd028466e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:06.570460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016847/publication.md
observed a7368cab67de3348ee1f82955a48d9ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:06.552857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016847/publication.txt
observed 62fb237d79a7d1aad01fc89351d7d338...
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.