OpenTechnical

OT-2026-000061572

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000061572) never changes.

Identity and time

Publication numberOT-2026-000061572 · never reused
Internal UUID01a0ae8b-7b44-7330-bfea-c005f01327fe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061572
StatusPUBLIC

Content hashes

Canonical textd019ca0e83e69fb8f06b7c2733bf655485d43381549ff267d6a752cc8c999391
Markdown583d7635e3e996233f00f49bb12b7542b22840c1f05aa09358b0a76efc3f0a9a
PDF
Publication pageb6432a3a15ac9db3623c42ac40fb95f74b9d62715541f590fd6a49f2a56bfe80
Manifest8734567345d9715786c4a0287429041fc9fe687a42a58f7977ef176353f55c28

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
SignaturemNdUtimqVKVtwv5Gbo0rQdQAejznNmj3wRDBu5qn+sgL5d03vAcQrnLZZUQZQZCaBYcjpR/52ysd1wuYKlnzDg==
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

2026-09-17T10:41:29.439328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061572
observed b6432a3a15ac9db3623c42ac40fb95f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:29.421268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061572/manifest.json
observed 8734567345d9715786c4a0287429041f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:29.403083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061572/publication.md
observed 583d7635e3e996233f00f49bb12b7542...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:29.385664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061572/publication.txt
observed d019ca0e83e69fb8f06b7c2733bf6554...
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.