OpenTechnical

OT-2026-000094920

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, pump fed, manifold pressure sensor, 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-2026-000094920) never changes.

Identity and time

Publication numberOT-2026-000094920 · never reused
Internal UUID01a0ae9f-2dee-7e74-a698-13aba987d724 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094920
StatusPUBLIC

Content hashes

Canonical text871ad070a1e608baef75add15f2034ff7a8df959b2a616dbee8dfbd56b9d6af7
Markdown4b28e72f5b488cd9c3197007b00f2cac053775482d94d0102c6dbe8e6d9d12ba
PDF
Publication page77b9846054f131a85b341483737504e5b0938d9801a4659b4efcc2c2648edad0
Manifest26996ba5ed1c0f07054545a91acefb535b2ba2e96d9b17bea5a6bcb4c827f9b9

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
SignatureGQOloMyhSMxL+D1LyYCG4TOGsmSBge5xO9FPQyeEnbB6dAatbOMEHIFNCikpaftpQS5xt4rnK2lH7Sz3RnvsCA==
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

2026-09-17T09:37:26.911660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094920
observed 77b9846054f131a85b341483737504e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:26.894564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094920/manifest.json
observed 26996ba5ed1c0f07054545a91acefb53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:26.876448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094920/publication.md
observed 4b28e72f5b488cd9c3197007b00f2cac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:26.858381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094920/publication.txt
observed 871ad070a1e608baef75add15f2034ff...
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.