OpenTechnical

OT-2026-000055059

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, two 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-2026-000055059) never changes.

Identity and time

Publication numberOT-2026-000055059 · never reused
Internal UUID01a0ae86-5e81-7877-a580-714e059fdafc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055059
StatusPUBLIC

Content hashes

Canonical text2ee0b818f981d084184a116e36b8f9c73d5fc679d79378cf78977878d5f24e62
Markdownab6040e36779fb1666044a9888bbfcf74a1e5272b5c1ae154329e73065b4ff07
PDF
Publication paged13a81bca417142559819ab1ce34e7360940429c9569af4186576e72e11d66e7
Manifest65a886f2a83a5828d3a2ea4df7a46137c84cfe4e9ae896f0b54b2c3cb3c92ac2

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
SignatureYphQjgE/kerqWfr7HoKRhWoqyWFT4ztFJUEQbpTG/ptOD11rJJzUaouMVuAbxzJvA1+ay7GnmCKpafXnSHR7Cw==
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

2026-09-17T10:53:12.538713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055059
observed d13a81bca417142559819ab1ce34e736...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:12.519315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055059/manifest.json
observed 65a886f2a83a5828d3a2ea4df7a46137...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:12.500022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055059/publication.md
observed ab6040e36779fb1666044a9888bbfcf7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:12.479153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055059/publication.txt
observed 2ee0b818f981d084184a116e36b8f9c7...
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.