OpenTechnical

OT-2026-000060412

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, sustained 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-2026-000060412) never changes.

Identity and time

Publication numberOT-2026-000060412 · never reused
Internal UUID01a0ae8a-b7cb-77b3-8dec-299992f44792 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060412
StatusPUBLIC

Content hashes

Canonical text533e1a6d765a65479608333075d9312be9edd7d62f10b6b0390a62dcfca35faa
Markdowna15f9e7e529110ed4539fcf6fa47886db1ac777b37060952c6bdaa63e5414069
PDF
Publication page41186c1e24e52340abab6520227986539a127ab71e0d83c86ff54b1a6087b728
Manifesta51e2833ea6684c1ec19f00608e38b1cb4302145f2a4ec0d1f14caaa1cea5542

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
SignaturesWWasU18HZIOSxfc3b8JFTiwAipwZ7O1YDaL1OftN4+rK334pOIKurkVl04h/QatXFJIS5jNcyZZ4BW36ru9Cw==
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

2026-09-17T10:42:52.995678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060412
observed 41186c1e24e52340abab652022798653...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:52.973031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060412/manifest.json
observed a51e2833ea6684c1ec19f00608e38b1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:52.952952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060412/publication.md
observed a15f9e7e529110ed4539fcf6fa47886d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:52.935776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060412/publication.txt
observed 533e1a6d765a65479608333075d9312b...
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.