OpenTechnical

OT-2026-000103399

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two stage ejector, pulsed blow-off after set-down

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-2026-000103399) never changes.

Identity and time

Publication numberOT-2026-000103399 · never reused
Internal UUID01a0aea4-e460-70fb-9d95-c75684ab05a4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:57.105586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103399
StatusPUBLIC

Content hashes

Canonical text80a7652907900e09d972f1671d13abd9cf98f956f09dcdf5f42f20610cbd011d
Markdown09c76bd0240052a4367b690d7dcc2aeb25435870a8c64d1ff6c0d54ad4b035e5
PDF
Publication pagec1591302c334807365198a1bbe2b2151daba46a32b89d3267596206770343f5c
Manifest46b0a0be235d4af4820d549e3f87795601501fc25be73b76e6633f42b7d4726e

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
SignatureGYBmcQjExgIKLKtEUoMQl2lskLkLel1bSOGkJG/9mFfdFSrQRtCC9a+8+EyJeH47Oi0D+ZlclfrJ/N8bg1OmCw==
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

2026-09-17T09:22:08.554704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103399
observed c1591302c334807365198a1bbe2b2151...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:08.538326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103399/manifest.json
observed 46b0a0be235d4af4820d549e3f877956...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:08.521360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103399/publication.md
observed 09c76bd0240052a4367b690d7dcc2aeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:08.502789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103399/publication.txt
observed 80a7652907900e09d972f1671d13abd9...
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.