OpenTechnical

OT-2026-000095338

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, pump fed, pressure sensor per zone, 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-2026-000095338) never changes.

Identity and time

Publication numberOT-2026-000095338 · never reused
Internal UUID01a0ae9f-8f71-7a02-ae44-a51ef2047c6a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095338
StatusPUBLIC

Content hashes

Canonical text04a5d435f80b5f16384fe26b4bc03308d1062c89f6ec38103811dbf27f3190e0
Markdown51420b79205131650ee9c281ef1006619c2e918aae83d52a5081b6e63313af6d
PDF
Publication page26bd93534115bddba90a27fee3ad7c2461327b5223719dcddc4e0d2046d49297
Manifest752e82b73ae83aae22386563059d302fffc271da278ca4332cdd6116cfb2d6e3

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
SignatureRiCfiu3HyHW9nLmLnmpD3xQSSto0TEoKLHqdVwxKZus5l76LIkaOic3CMSlsI9Oex6hFtORytT5TGsY55AE6Ag==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:41.761826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095338
observed 26bd93534115bddba90a27fee3ad7c24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:41.741456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095338/manifest.json
observed 752e82b73ae83aae22386563059d302f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:41.723091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095338/publication.md
observed 51420b79205131650ee9c281ef100661...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:41.704366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095338/publication.txt
observed 04a5d435f80b5f16384fe26b4bc03308...
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.