OpenTechnical

OT-2026-000058467

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, supply line 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-2026-000058467) never changes.

Identity and time

Publication numberOT-2026-000058467 · never reused
Internal UUID01a0ae88-f39b-7776-a8d4-f6b7df4b42ef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058467
StatusPUBLIC

Content hashes

Canonical textecbaef66e72033d38770b0a8f7e9a9de3b082d6670ecae7f364996a75fc04d01
Markdown97b4bd2ac7e94cd4ef7e937a9414d1620bf244705b5dbdd1b2fdc5cd353b0fc5
PDF
Publication page097bcee4c4c2ceec23732f88efa8264b865056cde2c77250d32468e786ae8e34
Manifest4f690ce65ea905e1b149c83aae794c3ad91e33b354c02d2514bbd23158681d30

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
Signaturea6UVGyxhHYZ2kVoFJN9l3dOYo/lZpRVEFSyQNnD//6Vx78rhYOKb5tmEkwjU8M8npLEdJUAiKg1QKbOqfjYvAQ==
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

2026-09-17T10:46:55.075398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058467
observed 097bcee4c4c2ceec23732f88efa8264b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:55.059605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058467/manifest.json
observed 4f690ce65ea905e1b149c83aae794c3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:55.043672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058467/publication.md
observed 97b4bd2ac7e94cd4ef7e937a9414d162...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:55.027701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058467/publication.txt
observed ecbaef66e72033d38770b0a8f7e9a9de...
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.