OpenTechnical

OT-2026-000102375

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, single 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-2026-000102375) never changes.

Identity and time

Publication numberOT-2026-000102375 · never reused
Internal UUID01a0aea4-8589-7a2e-8f21-5d7f8ca60241 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102375
StatusPUBLIC

Content hashes

Canonical text61c7718a45efde2111fe25f77b14a374275e2aa56e87f22815fd90eee397731f
Markdown61ff7fdca674ffea5134df743f3b77ff08a7ebaaa0006d7c9370ef778770b66b
PDF
Publication page332d5b57667fca3d3b4d4dbd481a4e37201a78aba38359f38d903be667649862
Manifest4bc10122e56e0d6a1c9d4ad05b221a2abbd47ec33f6deefe7cdcadde01530529

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
SignatureAS8eEuAqJ/jGQNnsUBAViNbbPBdUpKgr8Ka/TMk9SlOKIQJ6XOmubrOL89I0q0iLTnDTagQrXWUT8aIoUnpeDQ==
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

2026-09-17T09:23:42.850793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102375
observed 332d5b57667fca3d3b4d4dbd481a4e37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:42.833968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102375/manifest.json
observed 4bc10122e56e0d6a1c9d4ad05b221a2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:42.816327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102375/publication.md
observed 61ff7fdca674ffea5134df743f3b77ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:42.798415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102375/publication.txt
observed 61c7718a45efde2111fe25f77b14a374...
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.