OpenTechnical

OT-2026-000061663

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000061663) never changes.

Identity and time

Publication numberOT-2026-000061663 · never reused
Internal UUID01a0ae8b-b8aa-77d5-8e75-8d6aadb5c3e4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061663
StatusPUBLIC

Content hashes

Canonical text66bd91e111f045d213c25f95e65445efcc9cb0dcd18b734f034df30e8e271a5e
Markdown1e5ebc39e5c3369c4f68ccbbdef6804509b8224787921a099b6893731447c217
PDF
Publication page1d58bf385f08e35a49b8941268f54996f84304fc4304f8e439a8ae8211174ac6
Manifeste22535e668338f1b8d907eb691e3298eb1bd44e585e832a2fa1699844c1d1c20

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
SignaturezEofNUIBwIazf4sR78r43p8FrF0x5whQjl4biu2u63fQlWIYxg4LXRZeqTyPY5V20Aa/vAs8LjN1FuVnMXRvDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:40:12.688117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061663
observed 1d58bf385f08e35a49b8941268f54996...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:12.668758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061663/manifest.json
observed e22535e668338f1b8d907eb691e3298e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:12.648613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061663/publication.md
observed 1e5ebc39e5c3369c4f68ccbbdef68045...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:12.627815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061663/publication.txt
observed 66bd91e111f045d213c25f95e65445ef...
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.