OpenTechnical

OT-2026-000086846

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, three stage ejector, sustained 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-2026-000086846) never changes.

Identity and time

Publication numberOT-2026-000086846 · never reused
Internal UUID01a0ae9a-80a4-7ef6-9195-b84cc7abad38 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086846
StatusPUBLIC

Content hashes

Canonical text2961650680ee8a66d108a83bf0a5acbbe02a08145ca3f41d05d92d18740b131a
Markdownc10a5ade0cdb6a0e8ecb1e685f09c8dade9b6f46bf5c228714cd08c672af5f0a
PDF
Publication page0a2105e0ca406384de25d064fc0a9a7ebfd3ff041bd5733b6c88ad720a7a4701
Manifesta0336bdb4b74962749bcfe2c9a0b930a492a69ed725f16a1991fce6c525b9849

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
SignatureDueRwGvNxvINi5nMdZfmvRS9n7q37WriHemWqz1j+DgAzn7LpUiA/aBPIFkbfIep/oyEcVrQ/wymXXewJA1KBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:51:40.747179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086846
observed 0a2105e0ca406384de25d064fc0a9a7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:40.726787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086846/manifest.json
observed a0336bdb4b74962749bcfe2c9a0b930a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:40.705859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086846/publication.md
observed c10a5ade0cdb6a0e8ecb1e685f09c8da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:40.687379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086846/publication.txt
observed 2961650680ee8a66d108a83bf0a5acbb...
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.