OpenTechnical

OT-2026-000061236

Publication integrity record

Single bellows cup vacuum gripper, two 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-2026-000061236) never changes.

Identity and time

Publication numberOT-2026-000061236 · never reused
Internal UUID01a0ae8b-1382-76a8-ae7d-4989f52e9a52 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061236
StatusPUBLIC

Content hashes

Canonical text6737939d01766a22c184f4e648963a0008e552e396e6cbead970a8430ca979a8
Markdown6fab099d7de5a6c0a4ed4d91bc24b2f87f70f937f9da678665261d7f553367dd
PDF
Publication pagef34e39ccf7518c4da27b1c71b96bc190a7fea323fccc971390365b983e6327a6
Manifestb33edc243daac992caecaba4363b4bf25d181e18c66a63685a20968a2c514d16

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
Signatureu/lEXp7ck6HY6sSawKrhSw8toUO9s1YpNBRKiRqt+kQ/XLM7py/xBw17R1NMjsSv1SSbiB1OfS1nUsSDQDqoCw==
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...

Independent retrieval

2026-09-17T10:42:38.809973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061236
observed f34e39ccf7518c4da27b1c71b96bc190...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:38.791662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061236/manifest.json
observed b33edc243daac992caecaba4363b4bf2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:38.771712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061236/publication.md
observed 6fab099d7de5a6c0a4ed4d91bc24b2f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:38.752171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061236/publication.txt
observed 6737939d01766a22c184f4e648963a00...
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.