OpenTechnical

OT-2026-000104335

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, 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-2026-000104335) never changes.

Identity and time

Publication numberOT-2026-000104335 · never reused
Internal UUID01a0aea5-3420-7360-9dff-0a203b04fcef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104335
StatusPUBLIC

Content hashes

Canonical text67a2c33ad1d7364b2df06a0b74ee4471059d395ac8edc0ddaf4a74a69bd282ca
Markdown3bad6f68d48415bbcfc3f8ee1a1c2bd2bd1447a34b8bc6a3c1d59d3c86deb0f5
PDF
Publication pagefc80fe112c4b90cf917f1694fff11bcbcd0166775f71fda63137d8656a9ceccd
Manifestafc172dbc31f8e40fe82fb8bf4c43cf96ad74c464c6374e669f9b056d454e444

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
SignatureBMNJF9mcDuRoqS/6+2YPNNGAgZghqQC5vXca5AsDCWOnUlB2aZu1YPV2D5rYQEEDmUx892lAFXH0TlCpSeuZBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:21:35.344512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104335
observed fc80fe112c4b90cf917f1694fff11bcb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:35.328381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104335/manifest.json
observed afc172dbc31f8e40fe82fb8bf4c43cf9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:35.311303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104335/publication.md
observed 3bad6f68d48415bbcfc3f8ee1a1c2bd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:35.292643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104335/publication.txt
observed 67a2c33ad1d7364b2df06a0b74ee4471...
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.