OpenTechnical

OT-2026-000017091

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, pulsed blow-off before 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-2026-000017091) never changes.

Identity and time

Publication numberOT-2026-000017091 · never reused
Internal UUID01a0ae6e-591b-7c97-80c9-85058c331c30 · 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-2026-000017091
StatusPUBLIC

Content hashes

Canonical texte38c5abe829f46576061c6d5dc18dc5572b0d88f48be884ff4aa3cb729606664
Markdown43caa0b86808fe04b0fb805722239cd2ae9998a7c9f636b30b0f6706fa3df914
PDF
Publication pagec6a85a862e03c9dd2be41f953badf25866b76dcb37d5796ca3f7d50c26747c7e
Manifest6c4301ac5abdccac5fb9e176ef95ee4e3f561556d265751c6042658757c66e4d

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
SignaturelLhKGzsPfeGiMKC/fv6uBJNrMzZJh1pANwwg1ufxV8htrKa1UCkzSt8wgXeSjAUEjFXwaKUY7mUCEFBzfTk1Cg==
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

2026-09-17T12:03:30.819421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017091
observed c6a85a862e03c9dd2be41f953badf258...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:30.800791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017091/manifest.json
observed 6c4301ac5abdccac5fb9e176ef95ee4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:30.780395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017091/publication.md
observed 43caa0b86808fe04b0fb805722239cd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:30.761970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017091/publication.txt
observed e38c5abe829f46576061c6d5dc18dc55...
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.