OpenTechnical

OT-2026-000043097

Publication integrity record

Three cup vacuum gripper, three 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-2026-000043097) never changes.

Identity and time

Publication numberOT-2026-000043097 · never reused
Internal UUID01a0ae7b-327a-7ae5-81a2-88eeabe710d8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043097
StatusPUBLIC

Content hashes

Canonical text1cee5d37148dbf349b42be6dcc52ec3e3623e6c8e634a11ca49a3be28f8e9b58
Markdown3c4f77c19db6a37a5192de074f9a2ae319175798320bcd877458aeb9ea273d03
PDF
Publication page3840f9d5c5e8085da5075cd5d755c850deadfadefea02d86387b10ee08b4800e
Manifest43c841ed4be3137c25c4f093bfc08466759caf56332d078bde71987a1d6362c5

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
SignatureAJivXIDlA6UfOwbXJGu7eyUpRI+s3MjlfnIAPfLvBJMsaQNQI95rPmuLahLcpVPgW3FGsACtiHCMX16Kbx8DCA==
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

2026-09-17T11:13:31.113680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043097
observed 3840f9d5c5e8085da5075cd5d755c850...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:31.093412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043097/manifest.json
observed 43c841ed4be3137c25c4f093bfc08466...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:31.048114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043097/publication.md
observed 3c4f77c19db6a37a5192de074f9a2ae3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:31.004022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043097/publication.txt
observed 1cee5d37148dbf349b42be6dcc52ec3e...
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.