OpenTechnical

OT-2026-000068262

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three 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-2026-000068262) never changes.

Identity and time

Publication numberOT-2026-000068262 · never reused
Internal UUID01a0ae90-247f-715e-bc23-245280e69f3e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068262
StatusPUBLIC

Content hashes

Canonical text0e486d1f6fe23748fc7c68fef7cdccb56355103046210346a66bb4802c270e66
Markdownfcbe16615c29410c433e9438500463920d8cc92fd713347ab2e748ae435afa62
PDF
Publication page72e6ca71b53354741bd6d1f95104c0ebe59713877f10767f2fdd916b4e130e2e
Manifest8a988130abf0fc1c0fecd8c916028ec7df3ca797882912a6168d8a16a8574a75

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
SignatureR4FPcT5qQlltvfnSXgUF0OBC86tkUp2bHkqDujYoFhlYas6jVERK7QdaYyZM6ouUcQjBzsjqteSoY99XHYIBBg==
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

2026-09-17T10:29:17.206752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068262
observed 72e6ca71b53354741bd6d1f95104c0eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:17.191499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068262/manifest.json
observed 8a988130abf0fc1c0fecd8c916028ec7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:17.172595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068262/publication.md
observed fcbe16615c29410c433e943850046392...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:17.156257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068262/publication.txt
observed 0e486d1f6fe23748fc7c68fef7cdccb5...
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.