OpenTechnical

OT-2026-000052635

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three 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-2026-000052635) never changes.

Identity and time

Publication numberOT-2026-000052635 · never reused
Internal UUID01a0ae84-573b-77f3-a6e7-6b0f8d05669b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:23.819394Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052635
StatusPUBLIC

Content hashes

Canonical textd2fce1398fe8593400e242aa9e40a7fb3593b7e2438788865fbb14bd4b8b284f
Markdowne41f17db8ad8efa698c279ba34c2e726f995247738b6c058763c051fef4eedbb
PDF
Publication page8702a2801dd053bcce6fe784fca2ec4ad2644f39f545bd2808a2edb2af42ed43
Manifest37b3fe1a3dd083068476427c371a8b180acc6d75ac45d69b56297241d19ca0cb

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
Signature8GCUjWw4+hXImmMaGFxfs5IGXVXJLpulzvbDpI2RVQ1dcwZXzgw2Nnanl6EJnuClMz1Cej2AA72qp+MSu1BmDg==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:57:18.684431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052635
observed 8702a2801dd053bcce6fe784fca2ec4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:18.667018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052635/manifest.json
observed 37b3fe1a3dd083068476427c371a8b18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:18.649594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052635/publication.md
observed e41f17db8ad8efa698c279ba34c2e726...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:18.632824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052635/publication.txt
observed d2fce1398fe8593400e242aa9e40a7fb...
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.